Walnut Creek double murder suspect’s mistress arrested in alleged crime scene cover up

WALNUT CREEK In the latest shocking evolution over a Sept double homicide the suspect s mistress has now been charged with emerging into the home where the brutal crimes took place in an effort to destroy evidence court records show Yan Wang was charged Monday with accessory to murders allegedly committed by her boyfriend Howard Wang court records show Now both are in Contra Costa jail cells with Yan Wang s bail set at million She was arrested and booked on Monday Howard Wang of Walnut Creek was arrested after he allegedly calling on the night of Sept to tell police that he d arrived home to catch a man stabbing his wife Linlin Guo his mother-in-law Beimin Cheng inside their home on Kelobra Court He claimed he fired shots at the killer but missed Police didn t believe him and by the early morning of Sept Wang was in jail facing two counts of murder Executives say Wang did indeed fired a handgun in his home that night but they believe it was all part of his attempts to cover up the killings by blaming them on a phantom intruder who wasn t really there But days after the killings officials allege that Howard Wang directed Yan Wang back to the crime scene where he allegedly broke in and gathered bags of evidence A police surveillance company caught her dumping the bags in Oakland agents declared Howard and Yang Wang are not married or related and totally share a last name by coincidence bureaucrats commented Yan Wang allegedly arrived at the home as police were doing their initial scrutiny and spoke with detectives claiming to be a friend and colleague of Howard Wang s bureaucrats disclosed Howard Wang is being held without bail and is next due in court on Oct court records show Prosecutors also have charged Wang with making criminal threats and dissuading a witness according to court records Those charges stem from prior incidents of domestic violence at the home where Wang allegedly either threatened his wife or prevented her from calling