Normally one would expect the burden of proof to fall on those who made the charge, but his critics offer no personal statements or actions that actually are anti-Semitic.
They want the duty at London's airports to remain unchanged, like a 'congestion charge', to encourage airlines to switch services to regions which have the capacity to ease the burden on the capital's busy terminals.
Not only is there no evidence to support such a charge here, it is difficult to contemplate what evidence the managers might hope to rely on to meet that burden.