Rescuers say 'tapping' sounds indicating life after Miami building collapse have 'dissipated'
Miami condo collapse rescuer says tapping sounds under the rubble have 'dissipated': Hope fades for 159 people still missing 48 hours after disaster Dr. Howard Lieberman, a trauma surgeon with a Miami-Dade Fire Rescue task force, said rescue crews heard 'some tapping' yesterday, indicating some people might still be alive within the rubble But that noise had 'dissipated' by late Friday, sapping some hope: Officials said they would still search Liberman said crews hadn't given up hope of finding survivors and the mayor of Miami urged people to hope Miami Assistant Fire Chief Raide Jadallah...