The adidas Grand Prix hosts the best professional track and field athletes in the world at Icahn Stadium on Randall's Island in New York City on Saturday, June 13 as part of the Diamond League Championship series. The New York edition features a twist, as the nation's top prep milers and 100 meter sprinters perform on the same track as their idols in the deepest races of the year - the adidas Dream Mile and Dream 100.

Who will those athletes be? Follow the Watch List series to keep track of who is considered and who is confirmed.

More information on the adidas Dream Mile here.

1. Grant Fisher (Grand Blanc, MI)


PR: 4:02.02 Mile
Credentials: U.S. No. 1 ranked Miler for 2015 indoor track season, U.S. No. 1 ranked returning Miler from 2014 outdoor track season, U.S. No. 1 ranked returning Two Miler from 2014 outdoor track season, 2015 New Balance Nationals Indoor Mile Champion, 2014 adidas Dream Mile Champion, 2014 New Balance Nationals Indoor Mile Champion, 2014 USATF Junior Nationals 1,500m runner-up, 2014 IAAF World Juniors 1,500m qualifier, 2014 Foot Locker Nationals XC Champion, 2013 Foot Locker Nationals XC Champion

2. Matthew Maton (Summit, OR)


PR: 4:03.23 Mile
Credentials: U.S. No. 2 ranked returning Miler from 2014 outdoor track season, 2014 adidas Dream Mile runner-up, 2014 Brooks PR Invitational Mile Champion, 5-time Oregon State Champion

3. Olin Hacker (Madison, WI)


PR: 4:09.83 Mile
Credentials: U.S. No. 10 ranked returning Miler from 2014 outdoor track season, 2014 Foot Locker Nationals runner-up, 2014 Nike Cross Nationals runner-up, 3rd at 2015 Great Bupa Edinburgh Cross Country, 8th at 2014 New Balance Nationals Outdoor Mile, 2-time Wisconsin State Champion

3. Austin Tamagno (Brea Olinda, CA)


PR: 4:06 Mile
Credentials: U.S. No. 3 ranked returning Miler from 2014 outdoor track season, U.S. No. 1 ranked 1,500m runner for 2015 outdoor track season (3:46), 2014 Brooks PR Invitational runner-up, 2014 CIF State Finals runner-up

4. Connor Mantz (Sky View, UT)


PR: 4:07 Mile
Credentials: U.S. No. 5 ranked returning Miler from 2014 outdoor track season, U.S. No. 4 returning Two Miler from 2014 outdoor track season, 2015 USA Cross Country Junior Men's Champion, Pan-American Cup, 2015 APA Pan-American Cross Country runner-up, 2014 New Balance Nationals Indoor 5k Champion

6. James Burke (Port Jefferson, NY)


PR: 4:08.48 Mile
Credentials: U.S. No. 2 ranked Miler for 2015 indoor track season, 2015 Millrose Games Champion, 2015 New Balance Nationals Indoor Mile runner-up, 2015 New York State Indoor 1,600m Champion

7. Sam Ritz (Germantown Academy, PA)


PR: 4:08.67 Mile
Credentials: U.S. No. 3 ranked Miler for 2015 indoor track season, U.S. No. 8 ranked 800m for 2015 indoor track season, 3rd at 2015 New Balance Nationals Indoor Mile, Pennsylvania State Record Holder in the Mile, 2015 PTFCA Indoor State Mile Champion

8. Logan Wetzel (Saline, MI)


PR: 4:08.75 Mile
Credentials: U.S. No. 4 ranked Miler for the 2015 indoor track season, 2015 New Balance Grand Prix Junior Men's Mile Champion, anchored 2015 New Balance Nationals Indoor Champion DMR

9. Jack Salisbury (La Salle, RI)


PR: 4:08.76 Mile
Credentials: U.S. No. 5 ranked Miler for 2015 indoor track season, 2015 New Balance Grand Prix Junior Men's Mile runner-up, anchored New Balance 2015 New Balance Nationals Indoor Champion, Rhode Island State Record 4x1 Mile Relay

10. Donavan Brazier (Kenawa Hills, MI)


PR: 4:09.32 Mile
Credentials: U.S. No. 6 ranked Miler for 2015 indoor track season, U.S. No. 6 ranked 800m for 2015 indoor track season, 3rd at 2015 New Balance Nationals Indoor 800m, 2014 New Balance Nationals Outdoor 800m Champion

11. Jeremy Spiezio (Greenwich Central, NY)


PR: 4:09.80 Mile
Credentials: U.S. No. 7 ranked Miler for 2015 indoor track season, 2015 Millrose Games Mile runner-up, 3rd in 2015 New Balance Grand Prix Junior Men's Mile, 6th in 2015 New Balance Nationals Indoor Mile

12. Suhki Khosla (Leon, FL)


PR: 4:05.96 1,600m
Credentials: U.S. No. 4 returning Miler from 2014 outdoor track season, 4-Time Florida State Champion, 6th at 2014 Brooks PR Invitational Mile, 13th at 2014 adidas Dream Mile

13. Thomas Pollard (Gilbert, IA)


PR: 4:08.28 Mile
Credentials: U.S. No. 6 returning Miler from 2014 outdoor track season, U.S. No. 1 returning 3,200m from 2014 outdoor track season, U.S. No. 5 returning Two Miler from 2014 outdoor track season, 4th at 2014 Nike Festival of Miles, 12th at 2014 Foot Locker Nationals, 5th at 2014 Brooks PR Invitational Two Mile, 5th at 2014 New Balance Nationals Outdoor Two Mile

14. Alex Ostberg (Darien, CT)


PR: 4:14.66 1,600m
Credentials: U.S. No. 3 ranked Two Miler for 2015 indoor track season, 3rd at 2015 New Balance Nationals Indoor Two Mile. split 4:06 in runner-up DMR at 2015 New Balance Nationals Indoor, 9th at 2014 Foot Locker Nationals

15. Thomas Ratcliffe (Concord Carlisle, MA)


PR: 4:10.45 Mile
Credentials: U.S. No. 8 ranked Miler for 2015 indoor track season, split 4:05 in DMR at 2015 New Balance Nationals Indoor, 2015 MIAA State Mile Champion, 4th at 2015 New Balance Grand Prix Junior Men's Mile

16. John Dressel (Mount Spokane, WA)


PR: 4:10.95 Mile
Credentials: U.S. No. 6 returning Two Miler from 2014 outdoor track season, 3rd at 2015 USA Cross Country Junior Men's Championship, 4th at 2015 APA Pan-American Cross Country Cup, 6th at 2014 New Balance Nationals Outdoor Two Mile, 3-Time Foot Locker Nationals All-American

17. Matthew Novak (Deep Run, VA)


PR: 4:09.34 Mile
Credentials: U.S. No. 9 ranked Miler for 2015 indoor track season, U.S. No. 7 ranked returning Miler from 2014 outdoor track season, 4th at 2015 New Balance Nationals Indoor Mile, 6th at 2014 New Balance Nationals Outdoor Mile, 3rd at 2014 Penn Relays High School Mile, 5-Time Virginia State Champion

18. Aidan Tooker (Saratoga Springs, NY)


PR: 4:11.56 Mile
Credentials: U.S. No. 10 ranked Miler for 2015 indoor track season, U.S. No. 4 ranked Two Miler for 2015 indoor track season, 2015 New York State 3,200m Champion, 4th at 2015 New Balance Nationals Indoor Two Mile, 5th at 2015 Millrose Games Mile, 6th at New Balance Grand Prix Junior Men's Mile

19. Conor Lundy (Fordham Prep, NY)


PR: 4:12.09 Mile
Credentials: U.S. No 11 ranked Miler for 2015 indoor track season, U.S. No. 5 ranked 3,200m for 2015 indoor track season, 8th at 2015 New Balance Nationals Indoor Mile, 4th at 2015 Millrose Games Mile, 1:53.51 anchor on runner-up 4x800m at 2015 New Balance Nationals Indoor, 4:11.84 anchor on fourth-place DMR at 2015 New Balance National Indoor

20. Mike Brannigan (Northport, NY)


PR: 4:07.84 1,600m
Credentials: U.S. No. 7 ranked Two Miler for 2015 indoor track season, U.S. No. 2 ranked returning Two Miler from 2014 outdoor track season, U.S. No. 9 ranked returning Miler from 2014 outdoor track season, 2015 New Balance Nationals Indoor 5k runner-up, 3rd at 2015 Millrose Games Mile, 2014 New Balance Nationals Outdoor Two Mile Champion, 2014 New York Federation Cross Country Champion