Ramon Nunez is suspected of selling cocaine that contained fentanyl. The drugs killed two students and hospitalized two others over the weekend, police said.

Drug overdoses took a deadly toll in Santa Rosa over the weekend. Police are investigating the deaths of four young people, and the hospitalization of two more, to see if they are connected to a man arrested for selling narcotics,

Four teenagers in Santa Rosa overdosed on suspected fentanyl over the weekend, and two died, police said Sunday night.