The NY Post's big cover story is a look at the corporations who donate money to the Reverend Al Sharpton's National Action Network. Sharpton's organization, a non-profit founded to promote black civil rights, holds a yearly, influential conference in April (last year a who's who in the Democratic party attended, from former President Bill Clinton to Senator Barack Obama, from Senator Hillary Clinton to DNC chair Howard Dean) and attracts corporate sponsorship. However, the Post......