A Perfect Murder

Victim of attempted robbery and attack Emily Taylor is allegedly engaged in an extra-marital affair with struggling artist David Shaw. Shaw inhabits illegal loft space near Greenpoint, Brooklyn which functions as both apartment and painting studio . -Does husband know about affair? Has been seen on premises. -Shaw - connections with the dead perp in Taylor's apartment? -Shaw - motive for robbery? motive for murder? -Shaw - background unknown...previous record?