Raise/fold Turn for protection and value..... as played......Call River? 
Poker Stars, $0.05/$0.10 No Limit Hold'em Cash, 4 Players
Poker Tools Powered By Holdem Manager - The Ultimate Poker Software Suite.
SB: $10 (100 bb)
BB: $19.24 (192.4 bb) 65/20/36h/
CO: $4 (40 bb)
Hero (BTN): $10 (100 bb)
Preflop: Hero is BTN with K♦: 9♦:
CO folds, Hero raises to $0.20, SB folds, BB calls $0.10
Flop: ($0.45) 8♣: 4♣: 7♥: (2 players)
BB checks, Hero checks
Turn: ($0.45) K♠: (2 players)
BB bets $0.20, Hero calls $0.20
River: ($0.85) 2♠: (2 players)
BB bets $1.50, Hero calls $1.50
Results:
Spoiler
$3.85 pot ($0.17 rake)
Final Board: 8♣: 4♣: 7♥: K♠: 2♠:
BB showed 5♣: 6♦: and won $3.68 ($1.78 net)
Hero mucked K♦: 9♦: and lost (-$1.90 net)
