For links to news coverage of Saturday's San Francisco Walk for Life, try here, here and here.
More first-hand blogger accounts are available. Two nice long descriptions are here--that's the fullest, and he's embarrassed by how some pro-life people act, and here (Katelyn Sills).
From the other side, we have pro-choice humanity meets anti-choice fascists and, interestingly, a first-hand account from a postulant in the Sisters of Perpetual Indulgence.