Federal agents on Wednesday morning hauled more than 100 firearms, including "machine guns," out of the Ahwatukee Foothills home of a man suspected of shooting at state Democratic Party office three times and posting bags of white power labeled as poison near political signs.

Authorities in Arizona have arrested a man in three shootings that damaged a Democratic National Committee office in suburban Phoenix.

Police linked the suspect with a suspicious white substance found on anti-Democratic signs after arresting likely suspect in multiple shooting attempts.

The suspect was also arrested for allegedly hanging suspicious bags of white power from political signs lined with razor blades.

The suspect also allegedly hung suspicious bags of white powder from political signs in a nearby village, police say.