of congresswoman giffords and the attempted murder of two of her aides. more charges will follow those. meanwhile, sarah palin continues to attract criticism in the aftermath of the tucson massacre. in an e-mail to his supporters today, allen grayson said, quote, there has been a stream of violence and threats of violence by the right wing against democrats, gabby warned against it, and then became a terrible vick tinl of it. palin has instigated it, and then tried to pretend that it doesn't exist. grayson's comments come on the same day that sarah palin's unfavorability rate reached an all-time high. at 56%. but as we saw on fox news hannity this week, sarah palin continues to pretend not to be phased. >> i am not ready to make an announcement as to what my political future is going to be. but i'll tell you, sean, i'm not going to silt down. i'm not going to shut up.