Call w/77 in BB, 6 player table

[Acein8ter]

The chip leader raises just over 3xbb and everyone folds to me in the BB w/77. What's your plan? Call/Push/fold?

With the blinds and ante being at 22.5k, my M is 6.

There is 13 left in the tourney that started w/1500+

Full Tilt Poker, NL Hold'em Tournament, 6,000/12,000 Blinds, 1,500 Ante, 6 Players
LeggoPoker.com - Hand History Converter

BTN: 110,756
SB: 75,928
Hero (BB): 133,665
UTG: 290,976
MP: 204,826
CO: 340,730

Pre-Flop: (27,000) 7[img]/images/graemlins/heart.gif[/img] 7[img]/images/graemlins/spade.gif[/img] dealt to Hero (BB)
2 folds, <font color="red">CO raises to 48,000</font>, 2 folds, <font color="red">Hero?