Boston GlobeFriend of Boston Marathon bomber drops his appealBoston GlobeAzamat Tazhayakov, a college buddy of Boston Marathon bomber Dzhokhar Tsarnaev, has withdrawn his appeal, according to federal appeals court documents. In an affidavit filed late Thursday in the First US Circuit Court of Appeals, Tazhayakov said, ...Marathon bomber's friend drops appeal on obstruction chargesDaily Mailall 33 news articles »