Quote (Goomshill @ Mar 24 2017 01:49pm)
"We've had enough with the damn emails"- People were burned out on the emails by then and simply couldn't give a shit if they were reopened or closed or not.
All it negatively impacted were her trust numbers, which were already expressed in scientific notation to get any significant digits above zero. Comey as a scapegoat was probably one of the least influential developments in the race.
That Sanders statement is widely viewed as a political blunder, as most people, especially those on the fence, cared enormously about her emails and the fact she was under federal investigation. It's impossible to know it's effect with certainty, but I think it's worth considering her Vegas odds plummeted just after the announcement iirc.