People often hear that following a death, results from toxicology tests can take weeks, even months. Here's what to know about toxicology tests, and why it takes so long before results come back.
Horrific details revealed of Mercedes Vega s death azfamily.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from azfamily.com Daily Mail and Mail on Sunday newspapers.