When Defense Secretary Pete Hegseth steps into his office on the Pentagon's third floor E Ring on Monday morning, he will have a daunting array of issues to tackle — from global conflicts and border security to administrative tasks. At the top of his list is addressing President Donald Trump's priority to strengthen the U.S. military presence along the southern border and reviewing whether active-duty forces should be used for law enforcement — something done rarely. Dozens of other issues will compete for his attention, including developing the Pentagon's massive budget, decisions about aid to Ukraine, support for the ceasefire in Gaza, troop deployments in the Middle East. Not to mention Trump directives to rid the federal government of diversity programs and personnel as well as moves to cut waste and remove any lingering Biden administration backers. MORE: https://www.wthr.com/article/news/nation-world/pete-hegseth-pentagon-issues/507-19769f30-606b-4727-b20b-1d1cba4c7fed