Van bomb shakes Spanish capital

A van loaded with a bomb has exploded near a trade fair centre in the east of the Spanish capital, Madrid, Spanish National Radio (RNE) has said.

Police sources told the station that no injuries had so far been reported.

The bomb exploded at the Campo de las Naciones about half an hour after a warning was received by the Red Cross, according to the EFE news agency.

Police were able to cordon off the entire area and clear the trade fair centre before the blast, it added.