Senate parliamentarian could make or break Trump agenda

Senate Republicans are facing crunch time on a long-overdue budget resolution, which has divided their conference over the possibility of cutting Medicaid and adding language to increase the debt ceiling by as much as $5 trillion.

Whether they move on the bill this week could depend largely on a key ruling from Senate parliamentarian Elizabeth MacDonough.

Senate Majority Leader John Thune (R-S.D.) has told colleagues that he wanted to get the budget to the floor this week,...