Prayer by Philip Kerr

Gil Martins is an FBI agent with the Domestic Terrorism Unit.  He becomes embroiled in two cases simultaneously.  His personal life is in a shambles and he begins to question the validity of God.

Gil revisits an old case where he believes he wrongly supported the conviction of a man to death row and becomes involved in a case involving a serial killer who seems bent on killing a number of religious individuals.  In the midst of it all, Gil begins to unravel and question his life.

A fast-paced thriller by a prolific author.

Ladyboookbug!