Despite its opposition against the federal death penalty, the Biden administration asked the Supreme Court to uphold the verdict of the jury.
The Supreme Court announced it will consider reinstating the death penalty for Tsarnaev in October after it was overturned in 2020.
Boston will commemorate the anniversary with One Boston Day, an annual series of events promoting kindness and acts of generosity.
We know who killed three people and maimed 260 more five years ago at the Boston Marathon. But whoever built the bombs that ripped apart so many lives is still out there.
"You can sit at home and play 'Call of Duty' or you can come [to Syria] and respond to the real call of duty…."
An Anne Frank costume pulled Sunday is only the latest in a line of Halloween costumes that depict victims of horrifying crimes.
Stephen Silva was convicted of giving a firearm to Boston Marathon bomber Dzhokhar Tsarnaev.
Tsarnaev's legal team said the convicted bomber doesn't deserve the death sentence.
Other infamous convicts, including the "Shoe Bomber," also are housed at the Colorado prison.
The move was expected from his legal team following his conviction and sentencing earlier this year.
Two dozen victims and survivors addressed Dzhokhar Tsarnaev earlier on Wednesday.
Khairullozhon Matanov was sentenced for obstructing the Boston Marathon bombing investigation.
The jury deliberated for almost 15 hours; defense lawyers were expected to quickly appeal the death sentence.
Assistant U.S. Attorney said the ethnic Chechen had turned against his adopted country.
Here's what we know about the Boston Marathon bomber from the two phases of his trial.
Boston Marathon bomber Dzhokhar Tsarnaev told a Roman Catholic nun and prominent death-penalty opponent that "no one deserves to suffer" as the victims of the deadly 2013 attacks had.
Dzhokhar Tsarnaev apologized after he raised his middle finger to a cell surveillance camera following his arrest in 2013, a witness said.
Once a heavy drinker, a Boston Bomber transformed into someone obsessed with Islam.
The defense argued Dzhokhar Tsarnaev fell under the sway of his older brother.
A new book examines what shaped the men who launched the Boston Marathon attack.
"The defendant thought that his values were more important than the people around him."
Massachusetts' Chief Medical Examiner showed the jury 8-year-old Martin Richard's bloodstained T-shirt.
"I went to check on the boat and basically see why the strap was loose and I noticed a lot of blood."
Watertown Police patrolman John Reynolds recalled chasing the brothers in two cars.