Family and friends of Dzhokhar Tsarnaev testified Monday on the fourth day of defense testimony in the penalty phase of his trial. Tsarnaev, the 21-year-old former University of Massachusetts Dartmouth...

Dzhokar Tsarnaev’s defense attorneys continued their focus on the defendant’s deceased brother, Tamerlan, at the John Joseph Moakley United States Courthouse Wednesday, the third day of defense testimony...