Gun City owner David Tipple said alleged gunman Australian Brenton Tarrant bought four weapons and ammunition online from the store.<br /><br />He stressed the store did not sell Tarrant the high-powered weapon used in the mosque shootings.<br /><br />A suspected white supremacist, Tarrant was charged with murder on Saturday and is due back in court on April 5.<br /><br />Fifty people were killed and dozens wounded at two mosques in Christchurch on Friday.
