Bodog 50NL. Hero has 150BB's and is in SB with :6d::6h:. 4 limpers, Hero completes, BB checks. Pot=$3.
Flop------:6c::jc::3c:-----Hero bets $2, UTG calls, CO calls, everyone else folds. Pot=$9.
Turn-----:As:------Hero bets $6, UTG folds, CO raises to $14, Hero calls. Pot=$37.
River-----:8c:------Hero checks, CO bets $22.75, Hero folds.
Thoughts?