 MoDOT says the ramp from southbound I-675 to westbound US-35 will be closed starting Monday as work continues on the bridge over Dayton-Zenia Road. New lane configurations on 35 will stay in place at least through mid-August. WHIO's Ron Otto reporting. Now what happens if President Biden drops out of the race before the Democratic Convention? Experts say his delegates would be able to vote for other candidates. While Vice President Kamala Harris is already on the ticket, she will not automatically become the next presidential nominee.