Part of a building site has been cordoned off after a suspected ordnance was found, police have said.
Devon and Cornwall Police said a 100m (328ft) section of the site in Martin Street, Plymouth, had been closed off after it received reports of the object being found there at 11:40 GMT.
The force added road closures had also been set up and the incident was ongoing.
“People are asked to avoid the area while attempts are made to identify the ordnance and make it safe,” a police spokesperson said.
