By Amy Skalmusky, Senior Contributing Reporter
RIO DE JANERIO, BRAZIL - An estimated 3,000,000 people are partying in the streets of Rio at its over 400 blocos, or Carnival block parties. With nearly half of the blocos situated in Zona Sul (South zone), residents are reeling from the chaos and authorities are discussing moving some of the festivities to Centro.
Since 2009, blocos have been enjoying a resurgence after falling out of favor with the public. This year saw a 20 percent . . .