Yuri Gripas/Abaca/Bloomberg/Getty Images(WASHINGTON) President Joe Biden on Friday dug into Republican opposition to advancing federal voting rights legislation during a commencement address at South Carolina State University. His remarks came ahead of a renewed push on voting rights, even as he acknowledged Thursday night that another major legislative priority of his administration, the Build Back Better social spending bill, will need to wait until 2022. "I've never seen anything like the unrelenting assault on the right to vote. Never," Biden said Friday during his address to the graduates. Showing some clear frustration, Biden said, "We have to protect that sacred right to vote, for God's sake." The president mentioned his key role in getting an extension of the original Voting Rights Act passed with bipartisan support in 1982, saying that at the time he thought the nation was "finally beginning to move." "But this new sinister combin