(NEWSER) – The death toll is climbing and hit seven this morning after authorities say a suspected gas leak blew up two apartment buildings in Harlem yesterday, just minutes after a customer called to report the smell of gas. At least 63 are wounded, and more deaths could come as two survivors suffered life-threatening injuries and another nine are still missing, CNN reports. As authorities continue to sift through the wreckage, the fire commissioner tell ABC Newsthat rescue dogs have not detected the scent of any other victims. A Con Ed rep confirmed a customer call came in at 9:13am and crews responded two minutes later; they arrived just after the explosion, the New York Times reports.

Read the full story on Newser.com