US warns Americans about exit bans and 'unjust' detention in popular destination

Americans who may be planning a trip to China are urged to take extra precautions, as U.S. officials warn travelers to "keep a low profile" while visiting the country.

The State Department recently updated its Level 2 "Exercise Increased Caution" advisory for mainland China, warning Americans about the arbitrary enforcement of local laws, exit bans and "the risk of unjust arrest or detention."

U.S. citizens could be questioned or detained without being told what crime they are accused of ...