The US State Department has issued a global travel advisory for US citizens abroad citing the possibility of attacks.

“Due to heightened tensions in various locations around the world, the possibility of terrorist attacks, protests, or acts of violence against US citizens and interests, the Department of State advises US citizens abroad to exercise extreme caution. US citizens should:

Be alert at tourist spots and sign up for the Smart Traveler Enrollment Program (STEP) to receive information and alerts and make it easier to locate yourself in the event of an emergency abroad,” the statement said.