What to do with the donk bets? NL10

[Jailblazers]

This hand happened.

Poker Stars, $0.05/$0.10 NL Hold'em Cash Game, 6 Players
LeggoPoker.com - Hand History Converter

SB: $7.40
BB: $5.25
UTG: $4.75
MP: $19.50
CO: $11.05
Hero (BTN): $11.90

Pre-Flop: A[img]/images/graemlins/heart.gif[/img] T[img]/images/graemlins/spade.gif[/img] dealt to Hero (BTN)
UTG calls $0.10, MP folds, CO calls $0.10, <font color="red">Hero raises to $0.60</font>, 3 folds, CO calls $0.50

Flop: ($1.45) J[img]/images/graemlins/club.gif[/img] 2[img]/images/graemlins/diamond.gif[/img] 7[img]/images/graemlins/club.gif[/img] (2 Players)
<font color="red">CO bets $0.30</font>, <font color="red">Hero raises to $1.70</font>, CO calls $1.40

Turn: ($4.85) 5[img]/images/graemlins/diamond.gif[/img] (2 Players)
<font color="red">CO bets $0.30</font>, Hero calls $0.30

River: ($5.45) 7[img]/images/graemlins/heart.gif[/img] (2 Players)
<font color="red">CO bets $2</font>, Hero folds

Results: $5.45 Pot ($0.25 Rake)
CO mucked and WON $5.20 (+$2.60 NET)




So what do you do here? Villain (same villain from previous hand) is loose-passive. Also, ignore pre-flop. I understand my mistake there.

Poker Stars, $0.05/$0.10 NL Hold'em Cash Game, 6 Players
LeggoPoker.com - Hand History Converter

CO: $7.35
BTN: $5.10
SB: $4.15
BB: $19.50
UTG: $13.55
Hero (MP): $10.60

Pre-Flop: K[img]/images/graemlins/spade.gif[/img] T[img]/images/graemlins/club.gif[/img] dealt to Hero (MP)
UTG calls $0.10, <font color="red">Hero raises to $0.50</font>, 3 folds, BB calls $0.40, UTG calls $0.40

Flop: ($1.55) 3[img]/images/graemlins/heart.gif[/img] 9[img]/images/graemlins/heart.gif[/img] T[img]/images/graemlins/heart.gif[/img] (3 Players)
BB checks, <font color="red">UTG bets $0.30</font>, <font color="red">Hero raises to $1.80</font>, BB folds, UTG calls $1.50

Turn: ($5.15) 6[img]/images/graemlins/spade.gif[/img] (2 Players)
<font color="red">UTG bets $0.40</font>, Hero ?