Malcolm John Baker 
Revenge Is Mine [EPUB ebook] 

There is a US drone attack on two Islamic State generals who are on the United Statess Most Wanted list. The men escape, but their families are killed. The IS fund a revenge attack for the soldiers to go to the United States on false passports to attack the White House and kill the president. The adventure starts when the refugee marches through Europe. This involves arrest and escape, murder, and earthquakes. Then on a cruise to the United States, things go wrong along the way. One is removed by the FBI in a hurricane. The other has to fool authorities in getting in through the back door. Help is available from sympathisers, and love matures. The freedom of the arrested soldier and treachery follows, and the FBI characters have it on hand, and it eventually leads to a final bloody showdown.