The Supreme Court announced it will hear arguments over the travel ban, political gerrymandering and a controversial cake shop. GOP lawmakers continue to quibble over proposed health care legislation, and President Trump makes a personal attack on members of the media. The White House issues a curious warning to Syria about further use of chemical weapons. Brazil and Venezuela face crises of government. China's Xi Jinping pays a first visit to Hong Kong as president. Discussing domestic news with 1A guest host Indira Lakshmanan is Domenico Montanaro, lead political editor for NPR, Sheryl Gay Stolberg, domestic affairs correspondent for The New York Times and Naftali Bendavid, editor and reporter for The Wall Street Journal. Guests for the international news roundup include James Kitfield, senior fellow at the Center for the Study of the Presidency and Congress, Nancy Youssef, national security correspondent for BuzzFeed and Brian Winter, editor-in-chief of Americas Quarterly.