(NL5) AQo, turned tptk vs river ob

[gert30k]

UTG2: $1.68
MP3: $1.46
Hero: $6.45

0.01/0.02 No-Limit Hold'em (9 handed)
Preflop: Hero is CO with A, Q:spade:
UTG1 folds, UTG2 calls $0.02, 2 folds, MP3 calls $0.02, Hero raises to $0.10, 3 folds, UTG2 calls $0.08, MP3 folds.

Flop: ($0.25) 4, J:club:, 9 (2 players)
UTG2 checks, Hero checks.

Turn: ($0.25) Q:diamond: (2 players)
UTG2 bets $0.25, Hero calls $0.25.

River: ($0.75) J:spade: (2 players)
UTG2 bets $1.33 (All-In), Hero ?