A former model has taken legal action against Sean “Diddy” Combs, alleging that she was blackballed from the industry after being sexually assaulted and drugged by the music mogul back in 2003. Crystal McKinney detailed the chain of events from her recollection, claiming she met Combs at a Men’s Fashion Week event in New York City. The plaintiff was 22 at the time, according to her lawsuit seeking unspecified damages, RadarOnline.com has learned. McKinney alleged that she was invited to his studio and accepted, claiming he and several colleagues were drinking Hennessy and smoking joints. The p…