1 of 19 photos
Defending champion Jan Frodeno amuses 2014 runner-up Heather Jackson at the press conference
2 of 19 photos
Oceanside 70.3 expo near the famous Oceanside Pier.
3 of 19 photos
Hall of Famer Bob Babbitt chats with 2008 Olympic champion Jan Frodeno.
4 of 19 photos
Specialized mechanic tunes up a bike.
5 of 19 photos
Luke McKenzie isn't racing but he made an appearance at the expo.
6 of 19 photos
Coach Cliff English with two of his top athletes Rachel McBride and Heather Jackson.
7 of 19 photos
Ironman chief referee Jimmy Riccitello with Ironman Chief Operations Officer Tom Ziebart.
8 of 19 photos
Jesse Thomas poses with a fan.
9 of 19 photos
Heather Jackson laughs at the press conference.
10 of 19 photos
Defending Ironman 70.3 California women's champion Heather Wurtele.
11 of 19 photos
Trevor Wurtele.
12 of 19 photos
XTERRA Wetsuits owner Keith Simmons with his daughter Addison.
13 of 19 photos
Former Oceanside 70.3 champion Matt Reed had to cancel his planned start due to ill health.
14 of 19 photos
Hillary Biscay, finisher of 66 Ironman distance events and winner of the 2013 Ultraman World Championship, was at the expo offering her Smash fashions.
15 of 19 photos
Andy Potts, multiple Ironman 70.3 California winner and 2014 runner-up, at the press conference.
16 of 19 photos
Paul Amey, multiple world duathlon champion, isn’t racing but made an appearance at the expo.
17 of 19 photos
Ironman New Zealand 17-year race director Jane Patterson and Voice of Ironman Mike Reilly.
18 of 19 photos
Readying the Oceanside finish line.
19 of 19 photos
Surfer executes a neat snap turn on a wave crashing near the Oceanside Pier.