Messi dribbles the ball against Panama’s Gabriel Gomez, No 6, and Armando Cooper, No 11, during their Copa America match. Charles Rex Arbogast / AP Photo
Messi is hugged by teammates including Ever Banega, No 19, Nicolas Gaitan and Gabriel Mercado, No 4, after scoring a goal on a penalty kick against Panama. Argentina defeated Panama 5-0. Jonathan Daniel / Getty Images
Argentina’s Nicolas Otamendi, No 17, scores a goal with a header against Panama. Charles Rex Arbogast / AP Photo
Argentina’s Ever Banega, left, and Panama’s Armando Cooper vie for the ball. Omar Torres / AFP
Chile’s Arturo Vidal, No 8, celebrates after scoring against Bolivia during the Copa America Centenario in Massachusetts. Hector Retamal / AFP
Chile’s Alexis Sanchez, No 7, battles Bolivia’s Erwin Saavedra, No 2, and Yasmani Duk, No 9, for the ball. Charles Krupa / AP Photo
Bolivia’s Yasmani Duk, No 9, and Chile’s Mauricio Isla, No 4, chase the ball during Chile’s 2-1 win. Charles Krupa / AP Photo
Sanchez falls while working between Bolivia’s Erwin Saavedra, No 2, and another player for the ball. Elise Amendola / AP Photo
Supporters of Chile wait for the start of their Copa America game. Hector Retamal / AFP