Members of the National Guard are seen standing near the Washington Monument on September 2 in Washington, D.C. National Guard troops continue to patrol the nation’s capital weeks after President Donald Trump ordered them to assist in crime prevention. There’s special interest in the effect of the National Guard, which don’t have direct policing powers. US National Guard members weed an area as they clean up a park near the International Monetary Fund (IMF) headquarters in Washington, D.C. on September 18. President Trump has deployed National Guard troops to Memphis and Portland, Ore., in the latest stage of his crime crackdown. And then about 10% of the most active places account for about 50% of violent crime in a city,” Tregle says.