Police have arrested a man suspected of shooting up a Democratic Party office in Tempe on three different occasions. Here's what to know:

Dozens of guns, thousands of rounds of ammunition and a grenade launcher were reportedly recovered from the home of an Arizona suspect accused of leaving bags of white powder at multiple locations in Ahwatukee and recent shootings targeting a Democratic campaign office in Tempe.

Jeffrey Michael Kelly, 60, was also arrested on suspicion of leaving white powder on political signs in Ahwatukee, according to Tempe police.

Jeffrey Michael Kelly, 60, was arrested thanks to a tip that the suspect stole Democratic signs in 2022 in the same silver SUV that was wanted in the string of shootings, according to the Tempe Police Department.

Authorities searching the home of a 60-year-old man accused of shooting at a Democratic National Committee office in Tempe, Arizona, discovered an extensive collection of weapons — including 120 guns,

Federal agents on Wednesday morning hauled more than 120 firearms, including "machine guns," out of the Ahwatukee Foothills home of a man suspected of shooting at a campaign office for the Democratic Party three times and posting bags of white powder labeled as poison near political signs.

A suspect has been arrested in connection to three separate shooting attacks on a Democratic National Committee office in Arizona, the Tempe Police Department said.