California shooting: Two suspects dead

Police have confirmed two suspects are dead, following a shooting at a California social services centre.

San Bernardino Police Chief Jarrod Burguan said that authorities found what they believe is an explosive device at the Inland Regional Centre and that bomb squads were investigating.

He added that the suspects, one man and one woman, were wearing "assault-style clothing" and were both armed with assault rifles and handguns.

A third person has been detained by police.