The manhunt for a former Texas sheriff’s office detective who has been accused of fatally shooting three people in Austin over the weekend ended on Monday after he was arrested about 20 miles from the scene of the shooting, police said. Stephen Nicholas Broderick, 41, was taken into custody without incident in the suburban area of Manor in Travis County after police received a 911 call to report an armed man walking suspiciously along a rural road. “He was armed with a pistol in his waistband,” Manor Police Chief Ryan Phipps said. “He complied with verbal instructions. There was no resistance.” Broderick, a black male, was identified as the suspect in the shooting that happened shortly before noon on Sunday. The incident was described by Austin Police Chief Joseph Chacon as “domestic violence.” “Obviously this is a tragedy. We have people who have lost their lives here,” Chacon said during a Sunday …