AK hand...should I have just pushed at river?

[SonOfWestwood]

MP1 is the reason I'm at this table, raising with Ax, suited cards, etc. 74/24/1.57

Comments on all streets appreciated, especially the turn check behind. And how about the river bet, should I have just pushed, only had 5.9 more?

Party Poker No-Limit Hold'em, $ BB (9 handed) converter

MP1 ($30.12)
MP2 ($21.35)
MP3 ($43.85)
CO ($15.15)
Hero ($22.9)
SB ($21.82)
BB ($24.4)
UTG ($34.37)
UTG+1 ($30.9)

Preflop: Hero is Button with A[img]/images/graemlins/diamond.gif[/img], K[img]/images/graemlins/club.gif[/img]. SB posts a blind of $0.1.
<font color="#666666">1 fold</font>, UTG+1 calls $0.25, <font color="#CC3333">MP1 raises to $1</font>, <font color="#666666">3 folds</font>, <font color="#CC3333">Hero raises to $3</font>, <font color="#666666">2 folds</font>, UTG+1 folds, MP1 calls $2.

Flop: ($6.60) 7[img]/images/graemlins/heart.gif[/img], A[img]/images/graemlins/club.gif[/img], 4[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">MP1 bets $3</font>, <font color="#CC3333">Hero raises to $9</font>, MP1 calls $6.

Turn: ($24.60) J[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
MP1 checks, Hero checks.

River: ($24.60) 9[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
MP1 checks, <font color="#CC3333">Hero bets $5</font>, MP1 calls $5.

Final Pot: $34.60

Results in white below: <font color="#FFFFFF">
MP1 has As Ts (one pair, aces).
Hero has Ad Kc (one pair, aces).
Outcome: Hero wins $34.60. </font>