(CNN) -- British police say officers from the Counter Terrorism Command, SO15, have arrested two men in Dover on suspicion of preparing for acts of terrorism.
The men, 26 and 44 years old, were taken into custody late Tuesday night, police said. Their names were not released. They are being held at a south London police station, police said.
Officers are searching two addresses in west London and an address in Hertfordshire as part of the investigation, police said.