Fireworks light the sky over Copacabana beach during New Year's Eve celebrations in Rio de Janeiro, Brazil, Friday, Jan. 1, 2016. (AP Photo/Mauro Pimentel)

Fireworks light the sky over Copacabana beach during New Year’s Eve celebrations in Rio de Janeiro, Brazil, Friday, Jan. 1, 2016. (AP Photo/Mauro Pimentel)