Argentina's Lionel Messi appears to vomit during an international friendly soccer game against Romania on the National Arena stadium in Bucharest, Romania, Wednesday, March 5, 2014. (AP Photo) ROMANIA OUT
Argentina's Lionel Messi, left, challenges for the ball with Romania's Cristian Tanase, right, during an international friendly soccer game on the National Arena stadium in Bucharest, Romania, Wednesday, March 5, 2014.(AP Photo/Vadim Ghirda)
Argentina's Frederico Fernandez, left, challenges with Romania's Ciprian Marica, right, during an international friendly soccer game on the National Arena stadium in Bucharest, Romania, Wednesday, March 5, 2014. (AP Photo/Vadim Ghirda)
Argentina's Sergio Aguero, left, challenges for the ball with Romania's Florin Gardos, left, during an international friendly soccer game on the National Arena stadium in Bucharest, Romania, Wednesday, March 5, 2014. (AP Photo/Vadim Ghirda)
Argentina's Lionel Messi wipes his mouth after appearing to vomit on the pitch during an international friendly soccer game against Romania on the National Arena stadium in Bucharest, Romania, Wednesday, March 5, 2014. (AP Photo) ROMANIA OUT
Argentina's Lionel Messi, left, challenges for the ball with Romania's Mihai Pintilii, right, during an international friendly soccer game on the National Arena stadium in Bucharest, Romania, Wednesday, March 5, 2014.. (AP Photo/Vadim Ghirda)