This whole thing is preposterous. Yes, he screwed up, but this was USED to ruin P at an opportune time.
You got that right, it reminds me of the thing that Jesus told the religious leaders.
They strain on a gnat and swallow a camel.
Petraeus was doomed from the moment he fooled around but Cantor should have demanded answers the moment he found out, not a week later, after the election.
If Cantor found out on Oct. 31 then he could have got all the info he needed to demand the resignation. It could have been done without disclosing classified info.