On this week's show... * The Pittsburgh Police Department and Mayor Ravenstahl face public outcry after controversial police promotions * Vandana Shiva talks about the consequences of the Green Revolution in India, and what is in store for Africa * Activists speak out at the People's Assembly at the US Social Forum * "What to the Slave is the Fourth of July?" - an 1852 speech by abolitionist Frederick Douglass * and more in our local and global headlines.