Hero BTN with 9♥9♠

Multi-way Preflop | 3-way: BTN | 50bb effective | Difficulty: Standard

Players in hand: CO, Hero (BTN), BB

Hero hand

9♥9♠

Board

(preflop)

Action so far:
CO opens 2.5bb
Hero BTN with 9♥9♠

Pot: 6bb   To call: 2.5bb

Villain range: CO: 22+,A2s+,K9s+,Q9s+,J9s+,T8s+,98s,87s,76s,A9o+,KTo+,QJo

Your move: