The Rev. Al Sharpton, left, shakes hands with Baltimore Mayor Stephanie Rawlings-Blake as she prepares to speak at a summit to address issues surrounding the death Freddie Gray and its aftermath at New Shiloh Baptist Church, Thursday, April 30, 2015, in Baltimore. Police completed their investigation into the death of Gray a day earlier than planned Thursday and delivered it to the chief prosecutor in Baltimore, who pleaded for patience and peace while she decides whether to bring charges. (AP Photo/Patrick Semansky)