Washington: An administration official says the Homeland Security Department is alerting air carriers to a potential terror tactic involving insulated beverage containers like thermoses.
The official stresses that there is no intelligence about an active terror plot. The official spoke on Thursday on condition of anonymity to discuss sensitive security matters.
Travellers may notice that airport screeners are taking a closer look at empty insulated containers, but the official said authorities have no information about a specific threat involving the items.
The Homeland Security Department regularly alerts law enforcement about evolving terror tactics as counterterrorism officials learn about them through intelligence chatter.