AKs squeezed 3bet pot - 3handed - question to multisituations!!

[highstakesfish]

PartyPoker Hold'em <font color="#0000FF">(4 handed)</font> HandRecorder

Stacks &amp; Stats
BU ($687.65) (23/19/3.76/23)
CO ($620) (33/15/2.36/18)
Hero ($661)

Preflop: Hero is SB with K[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/spade.gif[/img]
<font color="#FF0000">CO raises to $24</font>, BU calls $24, <font color="#FF0000">Hero raises to $120</font>, <font color="#666666">1 folds</font>, CO calls $96, BU calls $96.

Flop: ($366) 7[img]/images/graemlins/spade.gif[/img], J[img]/images/graemlins/diamond.gif[/img], K[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(3 players)</font>
Hero checks, <font color="#FF0000">CO bets $222</font>, BU folds, <font color="#FF0000">Hero is all-In</font>, <font color="#FF0000">CO is all-In</font>.

Turn: ($588) 2[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players, 1 all-in)</font>


River: ($588) 3[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players, 1 all-in)</font>


Final Pot: $588.

bet/call or c/rai? what if me check and co bet and bu push. if just one bets and one folds i have to go broke every time or? what if me bets co push and bu calls . and what if me bet and bu push.