According to twitter lots of police cars with heavy weapons showed up at Angell hall. As RT'd by Zach Helfand: "@janawritesalot: Re: Angell Hall: Someone in military fatigues walked in w/ a gas mask, sign reading "Love is in the air. Be prepared."
I hope everyone is OK and safe, I'll update when I get more info.
UPDATE 1: Daily said DPS Spokeswoman Diane Brown said no imminent danger