Coughenour began blistering him with questions, calling the executive order “blatantly unconstitutional.” Coughenour went on to temporarily block it pending further arguments. Here are some things to know about the decision and the lawsuits challenging Trump's order.

A federal judge in Seattle on Thursday temporarily blocked President Donald Trump’s executive order seeking to end birthright citizenship. U.S. District Court Judge John Coughenour’s ruling in a case brought by Washington and three other states is the first in what is sure to be a long legal fight over the order’s constitutionality.