SEATTLE — Police arrested one suspect and were looking for another after gunfire erupted at a crowded food festival beneath Seattle’s Space Needle, leaving three people dead and four others injured, including a toddler. Investigators believe the two suspects were shooting at each other and, although one remained on the loose, Assistant Seattle Police Chief Tyrone Davis told a news conference Sunday night that there was no ongoing threat to the public. Police did not have a description of the outstanding suspect, he said. READ: After Tacloban shooting, Romualdez pushes for stronger school safety “We’re still trying to figure this […]...Keep on reading: Seattle shooting: Toddler among three killed; suspect arrested