Jack Gillum

U.S. government employees with sensitive jobs in national security or law enforcement were among hundreds of federal workers found to be using government networks to access and pay membership fees to the cheating website Ashley Madison.

Scores of low-flying planes circling American cities are part of a civilian air force operated by the FBI and obscured behind fictitious companies.

The U.S. government masterminded the creation of a "Cuban Twitter" -- a communications network designed to undermine the communist government in Cuba, built with secret shell companies and financed through foreign banks, The Associated Press has learned.

Mitt Romney's newly released tax returns are an extraordinary accounting of the finances and far-reaching investments of one of the richest presidential candidates in generations, with an annual income that tops $20 million.