LO8 capping with aces full or big leak?

[bluefall]

Party Poker
Limit Omaha Ring game
Limit: $2/$4
8 players
Converter

Pre-flop: (8 players) Hero is UTG+1 with
UTG calls, Hero calls, 3 folds, Button calls, SB calls, BB checks.

Flop: (5SB, 5 players)
<font color="#cc0000">SB bets</font>, 2 folds, Hero calls, Button calls.

Turn: (4BB, 3 players)
<font color="#cc0000">SB bets</font>, <font color="#cc0000">Hero raises</font>, <font color="#cc0000">Button 3-bets</font>, SB calls, <font color="#cc0000">Hero caps</font>, Button calls, SB calls.

River: (16BB, 3 players)
SB checks, <font color="#cc0000">Hero bets</font>, <font color="#cc0000">Button raises</font>, SB calls, <font color="#cc0000">Hero 3-bets</font>, <font color="#cc0000">Button caps</font>, SB calls, Hero calls.

Results:
Final pot: 28BB
<font color="#ffffff">Button shows Ac 2h 2s 8s </font>
<font color="#ffffff">SB shows 5d 7h 4h 9d </font>
<font color="#ffffff">Hero doesn't show Kc As 3d Ad </font>


Button is typical loose o8 playing too many hands. No read on SB. My feeling was Button was jamming with the wheel or small fh, SB with wheel for low and my aces full were good for a nice chunk with high only. Are we capping river too or is this a big leak? <font color="black"> </font>