ZoomNL50FR　TPTK against river bet

Hand converted with online PokerStrategy.com hand converter:

Play hand

$0.25/$0.5 No-Limit Hold'em (9 handed)

Known players:
[tg]BU (Hero)$50.00:///////;SB$50.25:///////;BB$50.50:///////;UTG1$26.19:///////;UTG2$27.67:///////;MP1$44.41:///////;MP2$25.38:///////;MP3$47.89:///////;CO$114.88:///////;[/tg]

Preflop: Hero is BU with A:s, K:d.
UTG1 folds, UTG2 calls $0.50, 3 folds, CO raises to $2.50, Hero calls $2.50, 2 folds, UTG2 calls $2.00.

Flop: ($8.25) 5:s, K:h, J:h (3 players)
UTG2 checks, CO bets $5.50, Hero calls $5.50, UTG2 folds.

Turn: ($19.25) 7:d (2 players)
CO bets $13.00, Hero calls $13.00.

River: ($45.25) 7:c (2 players)
CO bets $30.24, Hero folds, CO gets uncalled bet back.

Final Pot: $45.25.

he is reg should i call river ???