A shootout between cops and gangsters in Brazil left around 200 tourists trapped on a popular mountaintop in Rio de Janeiro on Monday, local media reported.The terrified travelers had been trying to watch the sunrise from Morro Dois Irmãos, overlooking Ipanema Beach, when they heard a barrage of gunfire from the slum beneath the mountain, witnesses told Globo.Police had been trying to catch members of the Comando Vermelho (“Red Command”) gang; authorities blocked off the trail to the mountain as