It's pretty straightforward; Why do you feel entitled to be paid expenses for more miles than you've driven.? Esteemed Members of Parliament are eating porridge for violating that principle.
He doesn't! Perhaps you might read what he wrote before leaping in and making silly comment.
WRT the Bastion attack, how many UK enquires, reports and lessons do YOU think there have been so far?
2 blokes died and some kit was destroyed. Avoidable - possibly, but maybe not. Lessons to be learnt - definitely. Measured against loss of life in theatre so far - a small percentage but no less sad or tragic.