Defense expert Cameron Chell called Iran's military moves a "calculated escalation" as U.S. MQ-9 Reaper drones with strike capabilities were reportedly spotted in the region.

President Trump has not yet made a final decision about whether to strike Iran, sources told CBS News.

David Janovsky is the acting director of the Constitution Project at the Project on Government Oversight, a non-partisan watchdog group.

Trump gives Iran 10-15 days to negotiate or face serious military consequences in high-stakes nuclear diplomacy standoff with Tehran regime officials.

British Prime Minister Keir Starmer has reportedly blocked a request from US President Donald Trump to allow US forces to use UK air bases during any preemptive attack on Iran, owing to concerns it would be in breach of international law,

A trial for an engineer accused of providing technology linked to a deadly drone attack on US troops starts March 2. Three soldiers from Georgia died.

A report said potential American military strikes on Iran could target individuals or pursue regime change, as the U.S. wants to reach a deal with Iran.

President Donald Trump is weighing whether the United States should attack Iran, a country that controls both the third-largest proven oil reserves on Earth and one of the world’s most important oil shipping lanes.