Map of Manhunt for Boston Marathon Bombing Suspect

After two bombings killed three and injured over 176 on April 15, police chased two suspects across Cambridge and Watertown starting around 10:30 p.m. Thursday night. After one suspect was shot during a shoot-out in Watertown in the early morning hours on Friday, police worked together with FBI, National Guard, and other units to find the second suspect. The search concentrated on Watertown, and investigators eventually closed in on the suspect in a Watertown backyard.

Map of Manhunt for Boston Marathon Bombing Suspect

After two bombings killed three and injured over 176 on April 15, police chased two suspects across Cambridge and Watertown starting around 10:30 p.m. Thursday night. After one suspect was shot during a shoot-out in Watertown in the early morning hours on Friday, police worked together with FBI, National Guard, and other units to find the second suspect. The search concentrated on Watertown, and investigators eventually closed in on the suspect in a Watertown backyard.

Boston Marathon Bombing Incidents

Map of incidents relating to the Boston Marathon bombings on Monday.

The folklore and mythology concentration saw two of its seven junior concentrators make PBK's "Junior 24," while large concentrations like government and economics saw just one concentrator apiece make the list.

For the first time in recent years, Statistics 104 has become the most popular class at Harvard with 642 students, beating Economics 10 by 15 students. Other popular courses include Sociology 190 and Computer Science 51.