News bites: Market fallout

Asian stock markets ended down in the first day of trading after debt talks fell apart ...

... and U.S. stock futures are down before trading kicks off for the week.

Policymakers and investors are steeling for what could be a rocky market stretch thanks to the debt-limit drama.

The maker of BlackBerry smartphones is laying off 2,000 people to cut costs.

Charitable giving by corporations was up in 2010.