Hard Kill — Dick Stivers

ASSASSIN AT LARGE
His name is Kadal, and he's an assassin on the loose in New York City. Hired by a Shiite splinter group to sabotage the signing of a treaty that could end the bloodshed in Lebanon, Kadal's mission is to kill any of the delegates
The FBI discovers the plot and puts a twenty-four hour watch on the hitman. Then the head of their female informant shows up in a box, and Kadal vanishes.
The President orders Able Team to stop this killer, Whatever it takes!