[BY THE NUMBERS: World Cup Rosters]Twenty MLS players -- half of them on the USA -- were selected to 2014 World Cup rosters. That's an increase from six in 2010. That doesn't include David Villa, who will join New York City FC next season. For a look at the rosters by the numbers.
World Cup 2014:Complete Rosters
Former Philadelphia Union keeper Faryd Mondragon, who will represent Colombia, is at 42 the oldest player at the World Cup.
Ghana, which opens against the USA June 16, has the youngest roster with an average age of 25.5. Nine Black Stars are 23 or younger.
All 23 players on Spain's World Cup team played in the 2013-14 UEFA Champions League, though only three players from champion Real Madrid were picked.
All 23 players on Russia's World Cup team are based at domestic clubs. It is the only team to not have a player playing abroad. In 1950, the last time Brazil hosted the World Cup, only one player in the entire tournament (Chile's English-based forward, George Robledo) was playing abroad.
MLS's representation on World Cup teams more than tripled from four years ago, from six players in 2010 to 20 in 2014. Half of them are will represent the USA.
Current MLS Players (20):
3 Costa Rica
Cameroon forward Fabrice Olinga, who turned 18 on May 12, is the youngest player on a World Cup roster.
Former MLS players are represented on six World Cup rosters. The 14 former MLS players contrasts with the 20 in 2010.
Former MLS Players (14):
1 Costa Rica
Four players representing national teams other than the USA attended U.S. high schools: Roger Espinoza and Andy Najar (Honduras), Steven Beitashour(Iran) and Vedad Ibisevic(Bosnia-Herzegovina).
Three players representing national teams other than the USAwere born in the USA:Miguel Ponce and Isaac Brizuela (Mexico), Gotoku Sakai (Japan) and Beitashour.