Boston bomber Dzhokhar charged with conspiring to use WMDs

Boston bombing suspect Dzhokhar Tsarnaev has been charged with conspiring to use a weapon of mass destruction against persons and property in the US.

Brother wanted to `defend Islam`, says Boston bomber Dzhokhar

The surviving suspect in Boston Marathon blasts, Dzhokhar Tsarnaev has told investigators that there were no international groups involved in assisting or planning the attack, reports said Tuesday.

FBI`s handling of Boston blasts` suspect questioned

Several US lawmakers have questioned the manner in which the FBI handled the information it had received from Russia about one of the Boston bombings suspect and the way he was allowed to walk free after questioning.