An SNL writer who made an emotional plea after his sister disappeared in Los Angeles has now said police have informed her family she is “no longer alive.” Jimmy Fowlie’s sister Christina Lynn Downer disappeared suddenly last year, with police sharing that she was last in contact in late November. She had not been seen or heard from since. In a tragic update posted on Instagram, Fowlie wrote: “The LAPD has informed our family that Christina is no longer alive, and the case has officially transitioned from a missing person to a homicide investigation. “Our prayers for her to be found safely have transformed into prayers for the truth to be revealed and for those responsible to be held accountable.” Fowlie went on to say that the family has “reason to believe that in the weeks before she went missing, her phone and social media were compromised.” 'SNL' writer Jimmy Fowlie has said his sister’s disappearance is now being treated as a homicide (jimmyfowlie/Instagram) The Independent has reached out to the Los…