Dynastic leaders consolidating territory and developing China's economy exploited the country's natural resources in ways that contributed to famines and natural disasters, writes CFR's Elizabeth Economy in The River Runs Black: The Environmental Challenge to China's Future.
Credit Julio Cortez/Associated Press. 1  United Airlines flights were grounded Tuesday morning because of an unidentified computer problem, leading to widespread delays. 2  The airline said it began delaying all flights at 9 a.m. 3  United said the ground stop affected about 150 flights, or 8 percent of its morning schedule.
The same restrictions and recommendations are posted on the United Airlines website; however, your international ticket will not be canceled until 45 minutes before your flight. If you are changing airlines mid-trip, make sure to call the airline ahead of time to make special arrangements. If you arrive at your layover and have not checked in for your international flight, you may find that your ticket has been canceled.