MARQUETTE 'CONVERSATION' Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, delivers remarks at Marquette University in Milwaukee, April 5, 2011. Mullen and his wife, Deborah, stopped in Wisconsin for a "Conversation with the Country," their ongoing tour. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 198201-Y-TWG47-020.jpg Photo Gallery