White House downplays Kerry's remarks that Tamerlan Tsarnaev was radicalized in Russia

Summary: The Obama administration on Wednesday sought to downplay remarks by Secretary of State John F. Kerry, who had asserted early in the day that Tamerlan Tsarnaev , the older of the two brothers believed to have carried out the Boston Marathon bombings , must have drawn inspiration for the attack during a trip he made to Chechnya.