CO is unknown (5 hands, no action). Was the call on the turn correct? I think even if he has flush or full house i have good implied odds.
Hand converted with online PokerStrategy.com hand converter:
$0.1/$0.25 No-Limit Hold'em (5 handed)
Known players:
[tg]MP3 (Hero)$40.16:///////;CO$29.07:///////;BU$24.65:///////;SB$39.25:///////;BB$24.05:///////;[/tg]
Preflop: Hero is MP3 with A:s, T:s.
Hero raises to $0.75, CO calls $0.75, 2 folds, BB calls $0.50.
Flop: ($2.35) 5:h, T:c, 9:h (3 players)
BB checks, Hero bets $1.44, CO calls $1.44, BB folds.
Turn: ($5.23) T:h (2 players)
Hero bets $3.25, CO raises to $7.25, Hero calls $4.00.
River: ($19.73) 4:s (2 players)
Hero checks, CO bets $19.63(All-In), Hero folds, CO gets uncalled bet back.
Final Pot: $19.73.