Officers learned the man had used a phone app to mask his voice as he made repeated threats against the synagogue.

Staff at Temple Israel in Minneapolis told police they received several phone calls from the individual on Sept. 11.

According to a news release from the Minneapolis Police Department (MPD), the synagogue received a September 11 phone call in which a man threatened to "shoot up" the site; less than a month later, on Thursday 3,

Minneapolis police deployed extra patrols to synagogues and Jewish community centers for the Jewish holy days and the one-year anniversary of the Oct. 7 attack on Israel by Hamas.