Boris Johnson spent £220,000 on buying three used water cannon last year . Ms May was 'highly likely ' to approve their use , sparking a row . Decision seems to have backfired after Said Home Office refused to sign off on use .
Boris Johnson spent £220,000 on buying three used water cannon last year . Said Home Office was 'highly likely ' to approve their use , sparking a row . Decision seems to have backfired after Ms May refused to sign off on use .