How terribly outrageous.
http://static.independent.co.uk/s3fs..._large/public/
thumbnails/image/2016/05/08/17/islamic_relief_bus2.jpg

Yes, Bill. You're right. There are lots of things that can be done. I
suggest firebombing the infected buses. That'll really achieve your aims.

Or, perhaps, you could do the exact same as you do to every other bus
advert - and just ignore it.