umpston wrote:
That is certainly a possibility, amongst others (including multiple
suicides). It wouldn't be the first time a bomber blew himself up by
accident whilst on a bus. But at this stage, as the police say, one
must keep an open mind.

Red London buses are pretty iconic. I'd have thought the
terrorists might want at least one highly visible example
of bomb damage for the cameras; especially since the others
were underground.

#Paul