In the wake of the oil spill: is it safe to breathe the air? Plus: Mexico expert John Ross. With host Kris Welch.
Guests: Karen Schkolnick, spokesperson, Bay Area Air Quality Management District
Henry Clark, exec. dir. West County Toxics Coalition
John Ross, journalist, poet, author (Zapatistas: Making Another World Possible; Unintended Consequences; Murdered by Capitalism)