While some Americans will spend Memorial Day barbecuing, relaxing at the beach or splashing in a pool, thousands of men and women carrying the names of fallen soldiers will conclude a 31-day relay across a total of 6,200 miles.
Eight people, including a sheriff's deputy, were killed in a shooting Saturday night in rural Mississippi, authorities said.
Policy experts say the lesbian, gay, bisexual and transgender community would be among the groups hard hit by the proposed cuts in Trump's budget.
The run came as British interior minister Amber Rudd said members of the Manchester suicide bomber Salman Abedi's network were "potentially" still at large.
Homeland Security Secretary John Kelly condemned intelligence leaks after the Ariana Grande concert bombing in Manchester as "totally unacceptable."