Another concerning development.

"I have one message for those observing or involved in the standoff over raising the US federal debt limit: Be afraid, be very afraid."

Iran's paramilitary Revolutionary Guard "forced the oil tanker to reverse course and head toward Iranian territorial waters," the U.S. Navy said.

Military reservists have joined protests against Prime Minister Benjamin Netanyahu's\u00a0judicial reforms. Some say that makes Israel vulnerable.

A new agreement under discussion might allow the U.S. to fund significant military infrastructure in the newly-minted NATO nation.