He becomes the first African-American to win a major party's nomination for president.

PennDOT says it's temporarily stopping work during the three-day holiday out of consideration for motorists.

In his resignation letter, former executive director Pat Ford cited Pittsburgh Mayor Luke Raventahl's "failed administration." Ford's attorney later referred to Ravenstahl as "gutless" and "spineless."

The arrests involved current and former borough officials and involved pension funds, state grant money and borough property.