June Washington D.C. Preview

— Another trade war: President Donald Trump's use of tariffs as a foreign policy tool will be tested this month after he threatened to impose 5 percent tariffs on Mexico beginning June 10 unless that country does more to stop illegal border crossings into the United States. Mexican leaders and a U.S. delegation led by Secretary of State Mike Pompeo are holding a summit Wednesday. If border issues remain unresolved, Trump has threatened to increase the duty rate each month until it reaches 25 percent on Oct. 1.

— On a second front: The Trump administration is expected to announce sweeping restrictionson asylum that would effectively block Central American migrants from entering the U.S. A draft DHS proposal would prohibit migrants from seeking asylum if they have traveled through a country other than their own before arriving on U.S. soil. In addition, the White House is working on a legislative fix that would be less vulnerable to a court challenge. Language similar to the DHS draft proposal is expected to be included in Trump's new immigration bill that would boost security at the southern border and seeks to admit more high-skilled, well-educated immigrants.

— Disaster deal is almost done: The House this week is expected to pass a $19.1 billion disaster relief package after Republicans thwarted three attempts to fast-track the bill during the Memorial Day recess. Conservatives — upset that the legislation doesn't offset spending or fulfill