Blinds 50/100
Ac Kh in MP3
UG1 calls
Hero bets 400
SB calls
BB folds
UG1 folds
Flop 8c 4s 9c
SB raises 100
Hero calls
Turn 2s
SB raises 100
Hero calls
River 7c
SB raises
Hero calls
I was playing in a multi-table tournament. Should I have re-raised on the flop, even though I had nothing. Did I play this hand right, or was I too cautious?