Three Lives Down (the Dan Taylor series)

Dan Taylor has survived two attempts on his life. The rest of his team is missing, and now a terrorist group has stolen a radioactive isotope from a top secret government project.
Can Dan survive long enough to prevent a nuclear disaster on British soil?
With the Prime Minister determined to re-negotiate the country’s place in the European Union, and deals being struck behind closed doors, Dan stumbles across a plot that will shake the country to its core.
If his mission fails, his enemies will overthrow the British government, and Dan will be a wanted man.
If he wants to succeed, he’ll have to sacrifice everything…