Bomb explodes in China's Shanghai airport; 3 injured

Three passengers were injured as a bomb blast rocked the main international airport in China's commercial hub of Shanghai, authorities said.

The explosion at Shanghai Pudong International Airport occurred at around 2:20 pm near a check-in counter at Terminal 2, when what appears to be a home-made explosive blew up, state-run Xinhua news agency quoted Shanghai Airport Authority - which manages the airport - as saying.

The injured have been admitted to hospital.

Authorities have launched an investigation into the blast, the report said.