HBCUs inspired people like Kamala Harris; here’s why they’re importantKamala Harris, Oprah Winfrey are just two notable alumni from historically Black colleges and universities. Here’s how HBCUs have changed over time.Just the FAQs, USA TODAYFor the second day in a row, more than half a dozen historically Black colleges and universities reported bomb threats Tuesday, sparking fears among students and locking down campuses across the country.Among the campuses to report new threats Tuesday were: Morgan State University in Baltimore, Maryland; Kentucky State University in Frankfort; Xavier University of Louisiana in New Orleans; Edward Waters University in Jacksonville, Florida; Fort Valley State University in Georgia; Alcorn State University in Lorman, Mississippi; and Jackson State University in Mississippi.Jackson State University said the threat to its campus was determined to be unsubstantiated after police investigated, according to a tweet. The campus was open Tuesday but with “a heightened presence of law enforcement as a precautionary measure.”Howard University in Washington, D.C., reported an “all clear” for its campus after another bomb threat was made Tuesday. Also in Washington, police were looking into a threat made at the University of the District of Columbia, WTOP reported. In Atlanta, police said Spelman College also received a bomb threat, WXIA-TV reported.On Monday, at least six historically Black colleges and universities in five states and the District of Columbia also reported bomb threats. And last month, a series of bomb threats were made to multiple historically Black universities Jan. 4.Monday’s threats: Bomb threats received at 6 historically Black colleges and universities across USJenna Sellitto, an FBI spokesperson in Atlanta, said the agency was aware of the threats at the schools. “The FBI takes all potential threats seriously, and we regularly work with our law enforcement partners to determine their credibility,” she said Monday.At Howard, which also received a bomb threat Monday, university police chief Marcus Lyles said none of Monday’s threats presented a credible danger, “but they have become a drain on institutional and municipal resources and an unnecessary mental burden on individuals trying to learn and work on our campus.”The colleges to receive threats Monday also included Albany State University in Georgia; Southern University and A&M College in Baton Rouge, Louisiana; Bowie State University in Maryland; Bethune-Cookman University in Daytona Beach, Florida; and in Delaware State University in Dover.U.S. Reps. Alma Adams of North Carolina and French Hill of Arkansas, the co-chairs of the Congressional Bipartisan HBCU Caucus, said in a statement Monday they were “deeply disturbed” by the threats.”Learning is one of the most noble and most human pursuits, and schools are sacred places that should always be free from terror. Solving these crimes and bringing those responsible to justice should be a top priority for federal law enforcement,” the co-chairs said.The threats come as Black History Month begins Tuesday. Threats earlier this month: Howard University and Spelman College among HBCUs that received bomb threats