It’s been four years since brothers Tamerlan and Dzhokhar Tsarnaev bombed the Boston Marathon. Since then there have been a number of other terror attacks — in Paris, Manchester, Brussels and Paris again — where the attackers either used bombs similar to the ones used in Boston, or where the attackers were brothers.
So what have we learned from the marathon bombing? Here & Now‘s Robin Young talks with Meghna Chakrabarti (@MeghnaWBUR), who has been reporting on that question for her show, WBUR’s Radio Boston, with producer Jamie Bologna.
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