By The Associated Press James Hickman holds a photo montage of the late Rev. Jesse Jackson before a public visitation at Rainbow/PUSH Coalition in Chicago on Thursday. Nam Y. Huh/AP hide caption CHICAGO — A line of mourners streamed through a Chicago auditorium Thursday to pay final respects to the Rev. Jesse Jackson Sr. as cross-country memorial services began in the city the late civil rights leader called home. The protege of the Rev. Martin Luther King Jr. and two-time presidential candidate will lie in repose for two days at the headquarters of the Rainbow PUSH Coalition before events in Washington, D.C., and South Carolina, where he was born. Family members wiped away tears as the casket was brought into the stately brick building. Flowers lined the sidewalks where people waiting to enter watched a large screen playing video excerpts of Jackson's notable speeches. Some raised their fists in solidarity. The casket with the Rev.…