Chris Ryan 
Zero Option 
a relentless, race-against-time action thriller from the Sunday Times bestselling author Chris Ryan

Another non-stop, pulse-pounding thriller from the established master of the military fiction genre, multi-million copy bestseller Chris Ryan. Fans of Andy Mc Nab, Lee Child, Clive Cussler and Stephen Leather will not be disappointed…
»Slick, polished and gut-wrenching stuff» — Irish Times
»Real strength in detailing the nitty-gritty of operations» — Sunday Times
»Remarkable … gripping» — The Daily Express
»Both thumbs up!» — ***** Reader review
»Has you hooked from the first to the last page» — ***** Reader review
»Once you start you won»t want to put down …» — ***** Reader review
»Best covert / military thriller I»ve read for years» — ***** Reader review
»Unmissable» — ***** Reader review
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ASSASSINATE THE PRIME MINISTER…OR YOUR SON DIES
SAS Sergeant Geordie Sharp is required to undertake two top-secret missions, in the full knowledge that, if things go wrong, the authorities will deny all involvement.
In the first mission he is to serve as a commander of a hit team on a Black , or an 100% non-attributable operation assigned to the SAW , the Regiment»s ultra-secret Subversive Action Wing . His target is an Iraqi who defected to Libya after the Gulf War . The aim is to kill him and leave no clue to the identity or origin of the assassins.
Returning to base, Sharp finds he must also carry out a high-level political assassination on mainland Britain . If he fails, his four-year-old son will die at the hands of the IRA .
Trapped between opposing forces in a fight to the death, he twists and turns through a maze of nightmare options, desperately seeking some way of averting tragedy.
Who will be hit the hardest — Geordie Sharp or the British government?