Brazil preps while the world awaits

Plenty of last-minute tweaks ahead of Cup kickoff on June 12

Brazil erupted in wild celebrations after being chosen to host the World Cup, a chance for the "sleeping giant" of 200 million to show its growing sporting and economic clout.

Seven years later, with just 100 days until the tournament kicks off, the host nation is racing against the clock to be ready for the greatest global sporting event, starting on June 12.