By interjecting politics into the FDA drug review process, Secretary Sebelius placed the president in the unenviable position of not acting in the best interest of women's health. And politically, that's not a place the president wants to be.
Plan B is the simplest birth control pill there is -- it's a morning after pill for women. One pill, taken the morning after sexual intercourse, prevents pregnancy. Indeed, the pill's simplicity is what's made it a target.