Thousands of mourners of the late Reverend Jesse Jackson packed inside the House of Hope Chicago church, to say farewell to the civil rights icon on Friday. The church was brimming with dignitaries, including former Presidents Bill Clinton, Barack Obama and Joseph Biden, as well as former Vice President Kamala Harris, former Secretary of State Hillary Clinton, and a host of other local, state and federal leaders.  But in the crowd, stood retired Sgt. Major Hal P. McKinley of Indianapolis,