Don Pendleton 
Dark Savior [EPUB ebook] 

Silent Knights A key witness in a money-laundering case gets cold feet before testifying and flees to a monastery in the Sierra Nevadas. But the cartel behind the scheme isn’t about to let someone with that kind of information escape unharmed, and they dispatch hit men into the mountains.Mack Bolan, tasked with protecting the witness, barely reaches the Sierras ahead of the cartel killers. With an epic winter storm raging, Bolan will need to combine his combat and survival skills to prevent the thick monastery walls from becoming a prison. He can’t control the weather, but with the monks fighting beside him, the Executioner is prepared to unleash a deadly blizzard of his own on the enemy.