Following the dramatic events in Streatham on Sunday, MPs gathered in Parliament to debate prison sentencing measures.
Shadow Justice Secretary Richard Burgon made a speech, replying to his Government counterpart Robert Buckland.
However, eagle-eyed viewers were much more focused on the bizarre actions from Diane Aboott, who was sat on the Labour front bench.
As her colleague spoke, Ms Abbott’s eyes appeared to flutter continuously as if she was struggling to keep them open.
At some moments, the Shadow Home Secretary’s eyes remained closed for an extended period of time.