PGA Masters Tournament Underway

The 75th Masters tees off on today at Augusta National, and defending champion Phil Mickelson rides into the tournament on a high after winning the Shell Houston Open last weekend.

Here's a quick guide to keep you updated on whats going on:

Momentum charts on all 93 Masters golfers

Live streaming video, courtesy of CBSSports.com

The official Masters site

Follow the pros on Twitter

Build your own custom leaderboard

710 KEEL's PGA Master's Tournament Coverage