Recently the Vatican strongly criticized nuns in the U.S. – claiming they spend too much time speaking-out about social ills while remaining silent about issues like abortion or gay marriage. One of the groups singled-out by the church is the social services group Network. Now the organization is sponsoring a group of nuns on a bus tour through several states, including Michigan. WDET’s Quinn Klinefelter spoke with the head of the organization – Sister Simone Campbell – who says the bus tour is designed to highlight problems some nuns find in the budget passed by the U.S. House…