[tonycavanagh]

If they let him back in there may be a good reason, it may be a oversight, we don't know.

Lets put it this way as a potential terrorist he would be a liability, depends on how professional any potential terrorist group based in the UK is.

[Kelly_2000]

"If they let him back in there may be a good reason, it may be a oversight, we don't know."

Well judging by how surprised they were concerning the 7/7 bombings it may be safe to assume there is an oversight

"Lets put it this way as a potential terrorist he would be a liability, depends on how professional any potential terrorist group based in the UK is."

People unable to land a plane just take it off.These from a backward 3rd world country managed to crash airplanes into the twin towers with no more weaponry than a box cutting knife or two..