As many as 67 people were killed after a bomb exploded in a food market in Quetta, Pakistan, last night. The death toll was likely to rise as a further 180 people were injured in the blast, many of them critically. Police said the bomb may have been detonated by remote control after being planted in a rickshaw.Related StoriesBritish-Sri Lankan journalist critical of the government shot in his bedroomBritish-Sri Lankan journalist shot in his bedroomHundreds killed and injured in Pakistan blastIs this really Japan's year to return to the light?Why Burma is going back to school