Train services were suspended near Exeter after the discovery of a suspected WWII-era hand grenade near the line at Lympstone. The grenade was reportedly found near the Command training centre on the River Exe and was dealt with by an Explosive Ordnance Disposal (EOD) team.
See: https://www.devonlive.com/news/devon-news/latest-lympstone-after-ww2-bomb-2845713