U.S. Rep. Lisa Blunt Rochester won her contest for a seat in the U.S. Senate Tuesday, setting her up to become the first woman and first Black person to represent Delaware in the Senate.

Democrat Lisa Blunt Rochester has made history after winning her election to become Delaware’s newest U.S. Senator. She will be the first Black person and first woman to hold the position. She’s also the fourth-ever Black woman senator. Blunt Rochester ...