Some new details from the ME's office about slain realtor to the stars Linda Stein. Toxicology tests on Stein, who was brutally bludgeoned to death in her Fifth Avenue apartment in October, show that there were "no traces of marijuana in her system," according to the NY Post. Stein's assistant, Natavia Lowery, has been accused of murdering her employer. At the time of her arrest, police had said Lowery snapped after Stein verbally abused her......