Nothing on Hotspot? Didn't seem to be much of a sound either.
Obviously he hit it looking at replays, but maybe Broad genuinely didn't realise he had?
Reckon he should have walked if he did know, but perhaps a bit more understandable that he didn't considering the other howlers that have gone against us.
Having said that, Umpire should have taken any decision out of Broad's hands.
Australia wasted their reviews needlessly as well.