However, some bystanders ignored the police cordon.[1] At about 9:40, a package containing 1 lb of Semtex exploded in a litter bin at the front of the store.[1] It injured four people and damaged the shopfront.[1][2] The cost of damage and lost sales was estimated at £1 million.[3] Harrods was previously targeted in 1974 and 1983, but the 1993 bomb was much smaller than the 1983 one.