The National Transportation Safety Board has completed two days of hearings on the problems affecting Boeing's fleet of 787 Dreamliners. Those jets will have newly designed batteries housed in a fire proof containment box. There are other safety enhancements too.
The FBI wants to speak with "Misha," a man who relatives of the suspects say may have introduced Tamerlan Tsarnaev to radical Islam. Meanwhile, Dzhokhar Tsarnaev reportedly stopped giving information to investigators after being read his Miranda rights.
The U.S. Senate seems ready to let states collect sales tax from more online retailers. Support for the measure has increased as businesses have converged their online and offline sales. "We're looking for consistency" in how taxes are collected, says the owner of a St. Louis pet store chain.
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