Alix Tichelman, the prostitute charged with killing a Google executive in a heroin-laced bender on a yacht, was sentenced on Tuesday to six years in prison by a Santa Cruz County judge. Tichelman pleaded guilty to two felony charges of involuntary manslaughter and administering drugs, according to NBC affiliate KSBW. She could have five a maximum 15 years in prison if she had been convicted of felony manslaughter and seveb itger other drug-related charges. \ Tichelman had been facing manslaughter charges for the death of Forrest Timothy Hayes, 51, a Google executive who died Nov. 23, 2013 from a heroin...