Terrible.
Per Atrios:
on Twitter, DNC Western States Director says source tells him gunman called out names of targets as he shot them.
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It doesn't help that "gun violence" is so casually tossed out as glib politics.
UPDATE: MSNBC reporting that Gabrielle Giffords may still be alive, though in very critical condition as she was shot in the head.
...apparently a Federal Judge was also present and was shot as well. Now confirmed per MSNBC, Federal Judge John Roll was shot and killed. Roll had been the recipient of death threats stemming from rulings in various immigration cases.
There have been reports that the gunmen called out names and yelled at various victims. Though that may very well be speculation.