Coast Guard searching for 4 missing crew members after ship hits propane pipeline in Corpus Christi

The US Coast Guard is searching for four people after a dredging vessel hit a propane pipeline Friday morning in the Port of Corpus Christi Ship Channel in Texas, officials said.The US Coast Guard is searching for four people after a dredging vessel hit a propane pipeline Friday morning in the Port of Corpus Christi Ship Channel in Texas, officials said.