On the day after CIA Director John Brennan told the CBS News program “60 Minutes” that the Islamic State is using chemical weapons in Syria and Iraq, a novel about ISIS using chemical weapons against its enemies in the Middle East has hit #1 on a national best-seller list.

I’m pleased to report that The First Hostage has just become the nation’s #1 best-selling novel in the North American Christian book market, according to the Evangelical Christian Publishing Association. It is also the #7 of all Christian best-sellers, both fiction and non-fiction, this month.

In January, The First Hostage spent four weeks on the Publishers Weekly hardcover fiction best-sellers list. It also hit the USA Today list, though it did not hit the New York Times list.

This is the second in a series of thrillers about J.B. Collins, a fictional foreign correspondent tracking the threat posed by ISIS to the U.S…