10NL - Thinking of folding a flopped boat

[misterwigs]

No reads. Comments welcome for all streets.

Poker Stars
No Limit Hold'em Cash Game
$0.05/$0.10 Blinds
5 Players - (LegoPoker HH Converter)

SB: $2.00
BB: $19.15
UTG: $2.70
Hero (CO): $23.30
BTN: $9.60

Preflop: Hero is dealt 8[img]/images/graemlins/spade.gif[/img] 8 (5 Players)
UTG folds, <font color="red">Hero raises to $0.40</font>, 2 folds, BB calls $0.30

Flop: ($0.85) A[img]/images/graemlins/spade.gif[/img] A 8[img]/images/graemlins/heart.gif[/img] (2 Players)
BB checks, <font color="red">Hero bets $0.60</font>, BB calls $0.60

Turn: ($2.05) K (2 Players)
<font color="red">BB bets $0.90</font>, <font color="red">Hero raises to $2.35</font>, <font color="red">BB raises to $3.80</font>, Hero calls $1.45

River: ($9.65) 4[img]/images/graemlins/spade.gif[/img] (2 Players)
<font color="red">BB bets all-in for $14.35</font>, Hero has to call?