Who is under more pressure to deliver at the World Cup: Ronaldo, Messi or Neymar?SI.com's Grant Wahl and Brian Straus discuss which players have the most to prove at the 2014 World Cup.SI Staff|Share on FacebookShare on XAdd us as a preferred sourceSI.com's Grant Wahl and Brian Straus discuss which players have the most to prove at the 2014 World Cup.Add us as a preferred source on GoogleFollowLoading recommendations... Please wait while we load personalized content recommendationsPublished Jun 6, 2014 | Modified Jun 6, 2014SI STAFFShare on FacebookShare on XHome/Soccer