Sean Patrick Palmer, 49, of Perkins, Okla., pleaded guilty in March to one count of using an explosive device to damage a building.

On Monday morning around 9:20 a.m., Cranberry Portage RCMP received a report of a suspicious device found within a dorm room at the high school in the northern Manitoba community, which is about 40 kilometres southeast of Flin Flon, RCMP said in a news release.

An Oklahoma man who pleaded guilty to throwing a bomb at the Satanist Temple in Massachusetts was sentenced to prison on Thursday.

GRAZ, Austria (Reuters) -Austrian police said on Wednesday that a pipe bomb was found at the home of the suspect in a school shooting on Tuesday in the city of Graz, but that it was not functional.

A Green Township man accused of making large pipe bombs faced a federal judge in court on Thursday. Federal authorities said 50-year-old Robert Gilb was arrested Tuesday in Green Township and charged with federal crimes related to explosive devices.

A federal grand jury indicted a Hamilton County man Wednesday on federal crimes related to explosive devices. Robert Gilb, 50, of Green Twp., allegedly detonated three improvised explosive devices, or pipe bombs,

Abandoned plans for a bomb attack have been found at the home of the suspected gunman in a school shooting in Austria, police have said. Police in the city of Graz also found a non-functional pipe bomb,