From how it spreads to where it originated, here's a look at everything you need to know about the deadly contagion. PHILADELPHIA - Three SEPTA employees have died due to complications from the novel coronavirus, according to the transit agency. "Our thoughts are with their families and loved ones during this difficult time," SEPTA spokesperson John Golden told FOX 29. "These employees are all valued members of our team and will be sorely missed." FULL COVERAGE: CORONAVIRUS Authorities have yet to identify the deceased. RELATED COVERAGE: SEPTA implements rear-door boarding amid COVID-19 pandemic Advertisement Police investigating video showing postal worker beaten on SEPTA platform Man, 41, shot and killed on SEPTA train in Kensington Golde