Glass tiger - Joe Gores

It's election night in the US. Gustave Walberg becomes leader of the free world and legendary Vietnam sniper Halden Corwin murders his daughter and son-in-law before disappearing into the night. Driven by events that took place over forty years ago, he now has the President's head in his sights.

Escaping his old life as a CIA sniper in Colombia, Brendan Thorne has become a guard at a safari camp in Kenya's Tsavo Game Park. But FBI agent Terrill Hatfield has other ideas - he arranges for Thorne to be deported back to the US, to protect the President. He is the only man who can stop Corwin and save the nation's leader.

As Thorne comes steadily closer to his quarry, he discovers he can trust no one, except perhaps the mysterious Janet Kestrel. Caught in a web of lies and ambitions, Thorne realizes it is no longer the President's life he needs to save, but his own...