Nikki Haley has vowed to stay in the race till Super Tuesday. One turning point could be March 19, where she may be mathematically eliminated from contention. 

Will she drop out then? (includes March 20 to allow for a speech announcing it)

https://manifold.markets/BigJohnisBack/nikki-haley-will-drop-out-of-the-ra?r=TWF0dGZy

https://manifold.markets/AmmonLam/will-nikki-haley-drop-out-of-the-ra

https://manifold.markets/AmmonLam/will-nikki-haley-drop-out-of-the-ra-710b1b67355e