At this point we’ve been talking about the opioid epidemic and its tragic toll for years now, but more recently the risks from this crisis have begun to take on a new form as fentanyl-laced pills slip into the illicit drug market in greater numbers and make their way into the hands of teens and young adults. On this edition of KCBS In Depth, we speak with some of those who are responding to the youth fentanyl overdose crisis in the Bay Area.   Guests:  Geralyn Maul-Vasquez, who lost her son to an accidental fentanyl overdose Dr. Veronika Mesheriakova, director, UCSF's Youth Outpatient Substance Use Program Mary Ann Dewan, superintendent of schools, Santa Clara County Office of Education  Avery Kalafatas, founder, Project 1 Life Host: Keith Menconi