At the border, Trump moves closer to emergency declaration

President Donald Trump turns as he talks to U.S. Customs and Border Protection officers on Thursday at McAllen International Airport in McAllen, Texas. (AP Photo/ Evan Vucci)

MCALLEN, Texas — Taking the shutdown fight to the Mexican border, President Donald Trump edged closer Thursday to declaring a national emergency in an extraordinary end run around Congress to fund his long-promised border wall. Pressure was mounting to find an escape hatch from the three-week impasse that has closed parts of the government, cutting scattered services and leaving hundreds of thousands of workers without pay.