PokerStars No-Limit Hold'em, $0.02 BB (8 handed) converter

BB ($4.92)
UTG ($2.11)
Weaktightrog ($1.13)
MP1 ($1.93)
MP2 ($2.38)
CO ($2.22)
Button ($1.99)
SB ($1.40)

Preflop: Weaktightrog is UTG+1 with , .
1 fold, Weaktightrog raises to $0.08, 4 folds, SB calls $0.07, BB calls $0.06.

Flop: ($0.24) , , (3 players)
SB checks, BB folds, Weaktightrog checks.

Turn: ($0.24) (2 players)
SB bets $0.06, Weaktightrog raises to $0.32, SB calls $0.26.

River: ($0.88) (2 players)
SB checks, Weaktightrog bets $0.73 (All-In), SB calls $0.73.

Final Pot: $2.34

Results in white below:
Weaktightrog has 9d Td (flush, ace high).
SB has 3d As (two pair, aces and eights).
Outcome: Weaktightrog wins $2.34.

Preflop: Yes I know, raising to 4xBB with that garbage is a bad play.

Flop: Is the check correct? I feared a fourth diamond coming off, and I'm wondering if this is the right move.

Turn: When a 4th diamond dosn't fall, I believe that this is the correct move?

River: ???

definately bet this flop.. u check and u give a free card to a person holding J Q or K of diamonds to outdraw you.. bet this flop and make them pay if they want to draw out on you