Poker Room skin
No Limit Holdem Ring game
Blinds: $0.50/$1
10 players
Seat 1: Hero [ AC,KH ] ($98.50 in chips)
Seat 2: SB ($103.05 in chips)
Seat 3: BB ($159.05 in chips)
Seat 4: UTG ($49.90 in chips)
Seat 5: UTG+1 ($208.55 in chips)
Seat 6: MP1 ($130.40 in chips)
Seat 7: MP2 ($101.25 in chips)
Seat 8: MP3 ($110.15 in chips)
Seat 9: CO+1 ($96.35 in chips)
Seat 10: CO ($108.70 in chips)
Converter

Pre-flop: (10 players) Hero is Button with A K
6 folds, CO calls, Hero raises to $5, 2 folds, CO calls.

Flop: K T 2 ($10.5, 2 players)
CO checks, Hero bets $8, CO calls.

Turn: 8 ($26.5, 2 players)
CO checks, Hero checks.

River: 8 ($26.5, 2 players)
CO bets $20, Hero ???

No specific reads.
CO was 13/5/0.7( river AF: 2)
Do you think this guys could bet river OOP a hand like KQ or KJ? Maybe I'm being too nitty ...

(Edit: Corrected the wrong BB & the wrong CO/Button reference)