Investigators sift through the rubble of a deadly blast in Lahore, Pakistan.<br/> <br />Police said the bomb was connected to a deep freezer in one of the restaurants in this busy street, which was crowded with people at the time of the attack.<br/> <br />At least four people were killed and nearly 50 injured, including children.<br/> <br />The blast has angered local residents who say the government must do more to improve security in the country.<br/> <br />(SOUNDBITE) (Punjabi) LOCAL RESIDENT, MIAN KHALIL, SAYING:<br/> <br />"It is the duty of the government to provide protection for the people. Everything depends on peace. The government is useless if people are not protected."<br/> <br />There was no immediate claim of responsibility for the attack.
