Huge blast in China's Ningbo city kills at least two, cause unknown

A powerful explosion in a Chinese city south of Shanghai brought down buildings in a neighborhood marked for demolition, killing at least two people, state television reported on Sunday.The explosion struck at around 8:50 a.m. (0050 GMT) in Jiangbei district in the port city of Ningbo in Zhejiang province, China Central Television (CCTV) reported.A "huge tremor" was felt in the vicinity when it hit, CGTN, a network operated by CCTV, wrote on Twitter.