Advice on river?

[chucky]

Party Poker
Pot Limit Omaha Ring game
Blinds: $0.10/$0.25
8 players
Converter


Stack sizes:
UTG: $25.72
UTG+1: $51.96
MP1: $45.34
MP2: $26.82
CO: $23.10
Button: $22.85
SB: $25.15
phanekim: $34.32


Pre-flop: (8 players) phanekim is BB with 5d 7d 6s 7h
UTG calls, UTG+1 folds, MP1 calls, 2 folds, Button calls, SB folds, phanekim checks.


Flop: 8s 6c 6d ($1.1, 4 players)
phanekim bets $1.05, UTG folds, MP1 calls, Button folds.

I potted the flop knowing I would fold to a reraise.
Turn: 9s ($3.2, 2 players)
phanekim bets $3.05, MP1 calls.


River: 4s ($9.3, 2 players)
phanekim checks, MP1 bets $8.85, phanekim folds.
Uncalled bets: $8.85 returned to MP1.

Should I 1/2 pot the river and assume my opponent hasnt slow played top fh or backflushed?

Results:
Final pot: $9.3