ANNAPOLIS, Md. (AP) — Students and alumni from Maryland’s four historically black colleges rallied Wednesday for resolution to a 13-year-old federal lawsuit over disparities in academic programs, prompting a presidential candidate to pledge to create a fund to increase HBCU spending by $50 billion nationwide. The rally was held about a block from the state Capitol, as members of the Legislative Black Caucus of Maryland were urging lawmakers to support a settlement of at least $577 million, more than double the $200 million offered by Gov.