Police chief apologizes for refusing to send letter to girls ' parents but defends police actions . Relatives of the police tell UK lawmakers they had no idea what the girls were planning . Family members questioned how police handled the case , claiming they were not properly trained .
Police chief apologizes for failure to send letter to girls ' parents but defends police inquiry . Relatives of the girls tell UK lawmakers they had no idea what the girls were planning . Family members criticize how police handled the case , say they were not kept informed .