It's emerged six people shot dead at a family Christmas celebration in Texas were gunned down by a relative dressed as Santa who also killed himself.<br/> The victims were found among the unopened presents at an apartment in the Dallas suburb of Grapevine.<br/> Police were alerted on Christmas day by a silent emergency call.<br/> SOUNDBITE: Police Sergeant Robert Eberling saying (English):<br/> "Any time we have a call like that we have to investigate it further. Is there a reason why 911 was called and that's why officers made entry into the apartment and discovered what they did."<br/> In a suburb known as the Christmas capital of Texas for its abundance of festive celebrations, residents are stunned.<br/> SOUNDBITE: Abdul Rahmanshibji, neighbour, saying (English):<br/> "That neighbour is very good, very quiet and never...we never had a problem."<br/> SOUNDBITE: Pam Lyon, neighbour, saying (English):<br/> "It doesn't matter what day of the year it is, never should that sort of thing happen."<br/> The dead, some related by marriage, were aged between 15 and 59.<br/> The motive is still a mystery.<br/> Paul Chapman, Reuters
