Hard Road by J. B. Turner
"Sometimes, to protect what you love, you need to operate outside the law - " Since his wife died on 9/11, Jon Reznick has worked hard to keep his shadowy world hidden from his eleven-year-old daughter. But when he's ordered by his handler to assassinate a man in an exclusive Washington DC hotel, he discovers the target is not at all who he at first appears to be. Quickly ensnared in a web of murder, extortion and treachery, Reznick finds himself fighting to outwit not only the clandestine group intent on hunting him down, but also to evade capture by FBI Assistant Director Martha Meyerstein" But it's not only Reznick's survival that's at stake. A terrifying plot by a foreign government to bring the United States to its knees is underway. And only Reznick can stop it.