Decision taken after July 3 massive blast

> Cops used ‘wands’ at security checkpoints to stop motorists for detecting possible bombs. > The devices turned out to be completely bogus. > The ‘detectors’ were based on a product that sold for about $20 and claimed to find golf balls. > The government continued to use the devices, spending nearly $60 million on them . > The practice was carried on despite warnings by US military commanders and the wands’ proven failure to stop near-daily bombings in Baghdad.