TUCSON, Ariz. (KGUN) — The Tucson Police Department announced a man has been arrested in connection with a deadly stabbing along the river path near the Diamond Street Loop next to Wetmore Road. Officers took 26-year-old Michael Francisco into custody Wednesday morning after spotting him near Stone Avenue and the Tohono Tadai Transit Center, a press release said. Police said Francisco ran from officers and jumped into a nearby wash, but with help from the TPD Air Unit, officers chased him down and arrested him. Detectives believe Francisco stabbed 44-year-old Enrique Mercado during a confrontation on September 24. Tucson police thanked community members and media partners for their help in the investigation.