Here’s a look at the best of what’s on TV today:

Saving Grace
TNT
9 pm
Tonight marks the beginning of the end of TNT’s Saving Grace after three seasons. The edgy drama concludes with two successive episodes. In the end, Grace shuts herself off completely from those who care about her as her past haunts her while Butch gets swept up in a potentially dangerous situation. But, by the second episode of the finale, Grace undergoes a spiritual metamorphosis to continue to take on evil.

Wimbledon
ESPN2
Beginning at 6:30 am daily
Roger Federer and Rafael Nadal take to the grass of the All-England Club. Federer has much at stake as he goes for a record-tying seventh Wimbledon title, while 2008 champ Nadal is after his second in a row, having missed last year’s event due to injury. Andy Roddick, winner of a record 39 games, heads three U.S. seeds.

GasLand
HBO
9 pm
Though many are looking for alternative fuels, including natural gas, in light of the ongoing oil spill in the Gulf of Mexico, filmmaker Josh Fox tells us we should think again. Fox wanted to see what all the fuss was about after receiving an offer for gas-drilling rights to his northeastern Pennsylvania property. His 2010 doc crosses the country to talk to people who have seen the environmental hazards and health risks of this campaign for themselves.

Larry King Live
CNN
8 pm
King is joined by several A-list celebrities including Justin Bieber, Ted Danson, Cameron Diaz, Lenny Kravitz, Tim McGraw, Robert Redford and Sting in a two-hour telethon to raise money to help rebuild the Gulf Coast. Donors can choose to give to one of three charities: United Way,the National Wildlife Federation or the Nature Conservancy.