By Mike Stone WASHINGTON (Reuters) – A high-level U.S. State Department meeting with Mexican officials on Friday lauded progress following a crackdown on illegal immigration, a State Department spokesman said on Saturday. A crackdown on migrant smuggling networks, train and bus routes has produced results, Matthew Miller, a State Department spokesman, said in a statement. “Our coordinated efforts with Mexico are demonstrating positive results at our shared border,” the statement said. U.S. Secretary of State Antony Blinken met with Mexican Foreign Secretary Alicia Bárcena on Friday at the U.S….