detectives have swarmed over three bedroom leeton home where stephanie scott 's accused killer , high school cleaner vincent stanford , 24 , lived with his mother anika and elder brother luke .
in a rare scene of frantic activity on this peaceful suburban street , home to families and pensioners , investigators clad in blue forensic overalls heaped bags of evidence out the back of the property on thursday evening .
detectives had first arrived at the property on wednesday night speaking to two occupants before mr stanford arrived home and charged after the alleged murder investigation .