New security restrictions
"Due to the nature of the threat revealed by this investigation, we are prohibiting any liquids, including beverages, hair gels, and lotions from being carried on the airplane," a DHS statement said.
Increased security means airline passengers around the country should show up at least two hours early for all flights, an official with the Transportation Security Administration told CNN.
British and U.S. security agencies quickly moved to impose strict limits on carry-on items in the wake of Thursday's arrests, causing extended delays at airport security checkpoints.
The British Airports Authority said no hand luggage would be allowed onto planes leaving British airports until further notice.
We should all be more aware than ever and plan to pack most of your stuff in checked luggage