Pure power: Evan Gattis crushes the longest home run of 2013

Evan Gattis hit a 486-foot home run against the Phillies on Sunday, topping Hunter Pence for the longest of 2013. Watch as it sails over the center-field wall, past the Citizens Bank Park concourse and out towards the street.

They may have to start building bigger ballparks for the man known as "El Oso Blanco."