Tourism into the U.S. from Canada and Mexico has fallen by 20 percent since Trump became president

Shutdown-linked travel disruption comes as Trump prepares to meet Chinese counterpart Xi Jinping in South Korea for key talks to try and defuse trade war

Over 8,000 flights were delayed on Sunday due to massive staff shortages caused by the government shutdown

In a show of military force hours before Trump’s arrival, North Korea launched sea-to-surface cruise missiles into its western waters