I went to Todd Akin’s campaign site and wrote him an email telling him, as a fellow Republican, that for the good of the party and our chances to take the Senate he needs to drop out.
Apparently, a lot of people are telling him the same thing because this is the response I got:
Hi. This is the qmail-send program at www.akin.org.I'm afraid I wasn't able to deliver your message to the following addresses.This is a permanent error; I've given up. Sorry it didn't work out.<email@example.com>: