Update on "Spanish Revolution" protests: riot police surrounding protesters in Madrid

A quick followup on yesterday's post about widespread demonstrations in support of democracy and economic equality in Spain: according to various sources, including tweets from people at the protests, police are out in full force. There are concerns that things could turn violent. Follow #spanishrevolution on Twitter for a sense of what's unfolding. @teleoperador is broadcasting a live webstream here. This flyer is circulating widely, online and in the plaza, and explains some of what the protesters want.