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,

Two makeshift memorials, separated by just 3 miles, stood solemnly at the entrances of Santa Rosa and Montgomery high schools Monday morning. Adorned with flowers, handwritten notes and heartfelt messages,

The Santa Rosa Police Department is urging parents to talk to their children about the dangers of fentanyl, which is often mixed with other drugs, leading to unintentional overdoses. Even as little as 2 milligrams of fentanyl can be fatal, officials warned.