Boston Marathon Boston Marathon

In 1967, Kathrine Switzer was spotted early in the Boston Marathon by race director Jock Semple, who tried to rip the number off her shirt and remove her from the race. Switzer's friends intervened, allowing her to make her getaway to become the first woman to "officially" run the Boston Marathon. Paul Connell/Boston Globe via Getty Images hide caption

toggle caption
Paul Connell/Boston Globe via Getty Images

Siblings Sangeeta (from left), Sunil and Ravi Tripathi. Sunil went missing weeks before the Boston Marathon, and media outlets misidentified him as one of the bombing suspects. One Production Place hide caption

toggle caption
One Production Place

How Social Media Smeared A Missing Student As A Terrorism Suspect

  • Download
  • <iframe src="https://www.npr.org/player/embed/474671097/474696616" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

A pedestrian walks along the finish line of the Boston Marathon on Boylston Street in April 2014. Of the 160 companies near the explosions that submitted claims for property damage or business losses, nearly 14 percent had coverage for terrorism. Bloomberg/Bloomberg via Getty Images hide caption

toggle caption
Bloomberg/Bloomberg via Getty Images

Commercial Buildings More Often Than Not Have Terrorism Insurance

  • Download
  • <iframe src="https://www.npr.org/player/embed/460007811/460043088" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

In this courtroom sketch, Dzhokhar Tsarnaev (center) is depicted between defense attorneys Miriam Conrad (left) and Judy Clarke during his federal death penalty trial on March 5. Jane Flavell Collins/AP hide caption

toggle caption
Jane Flavell Collins/AP

Azamat Tazhayakov, left, Dias Kadyrbayev, center, and Robel Phillipos, right, college friends of convicted Boston Marathon bomber Dzhokhar Tsarnaev, sit during a hearing in federal court in Boston in May 2014. Jane Flavell Collins/AP hide caption

toggle caption
Jane Flavell Collins/AP

Judy Clarke and David Bruck, Dzhokhar Tsarnaev's defense attorneys, leave the Moakley federal courthouse on April 8 after their client was found guilty. John Blanding/The Boston Globe via Getty Images hide caption

toggle caption
John Blanding/The Boston Globe via Getty Images