Police arrested a 28-year-old Eritrean national in south Tel Aviv's Tikva neighborhood Saturday on suspicion of murdering his wife last week.The body of an 18-year-old Eritrean woman was recovered on Wednesday night near the central bus station area and launched a murder investigation.On Saturday night, two Eritrean men who identified the murdered woman's husband on the street attempted to stop him.The husband produced a knife and began chasing the two men, said Asst.-Cmdr. David Gez, head of the Yiftah police sub-district in south Tel Aviv."One of the men who stopped the husband knew him as they were from the same village," Gez added. Within minutes, police patrol vehicles that were in the area arrived on the scene, and two policemen launched a foot pursuit after the knife-wielding suspect.A Special Patrol Officer tackled the suspect and made an arrest. "He is cooperating in questioning," Gez said. "We expect a reenactment of the murder in the coming hours."