The inside story of how Ted Cruz won Iowa

DES MOINES - It was on a hot July day in 2013, six months after he joined the Senate, that Ted Cruz began what would become his winning campaign in Iowa.

At a faith gathering at the Des Moines Marriott, the Texan bowed his head as pastors laid their hands on his shoulders to pray. Meanwhile, the senator's aides collected their names and email addresses,…