A team of investigators from the U.S. Embassy in Moscow has questioned both parents in Russia this week, spending many hours with the mother in particular over two days.
Meanwhile, New York’s police commissioner said the FBI was too slow to inform the city that the Boston Marathon suspects had been planning to bomb Times Square days after the attack at the race.
Federal investigators learned about the short-lived scheme from a hospitalized Dzhokhar Tsarnaev during a bedside interrogation that began Sunday night and extended into Monday morning, officials said. The information didn’t reach the New York Police Department until Wednesday night.
“We did express our concerns over the lag,” said police Commissioner Raymond Kelly, who with Mayor Michael Bloomberg had announced the findings on Thursday.
The FBI had no comment Friday.
Sullivan reported from Washington. Contributing to this report were Associated Press writers Rodrique Ngowi in Boston, Colleen Long in New York and Pete Yost and Julie Pace in Washington.