What We're Following

Good morning! Here’s the latest:

Migrant crisis: Austrian authorities now say the number of migrants found in an abandoned truck is 71. The news comes as hundreds are feared dead as two boats carrying about 500 migrants sank off Libya. Update: More here.

Hurricane Katrina: Former President George W. Bush will visit New Orleans to mark the 10th anniversary of the deadly storm . Bush was president when Katrina devastated the city.

Stocks: The Shanghai composite index closed up 5 percent. Stocks on Wall Street appear set for a lower opening.