Wikimedi'Òc

Barack Obama at Massachusetts General Hospital.jpg - Spideog

U.S. Coast Guard Fireman Zack Browder, with Coast Guard Station Boston, posts watch on a machine gun mount while conducting security operations in Boston Harbor April 16, 2013, as the Coast Guard increased its 130416-G-XX113-258.jpg - Fæ

Massachusetts State House Red Sox Banner.JPG - Albany NY

Sean Collier memorial - MIT Museum - DSC03834.JPG - Daderot

Marathon sidewalk chalk.jpg - Cassandra423

Marathon sidewalk medals.jpg - Cassandra423

Gov. Charlie Baker, Bernard Madore, Stephen Fiola.jpg - Kaliforniyka

Stall on Boston Common, Massachusetts (493528) (11061449364).jpg - INeverCry

130416-G-VV362-744 (8660777940).jpg - Vanished Account Byeznhpyxeuztibuo

A crew member from Station Boston conducts security zones in the Boston Harbor (8658251832).jpg - Reguyla

Coast Guard increases port security following Boston Marathon explosions (Image 1 of 3) (8658213944).jpg - Reguyla

Marathon bombing response (Image 1 of 5) (8654474873).jpg - Reguyla

Marathon bombing response (Image 1 of 5) (8654458227).jpg - Reguyla

Canine unit inspects ferry following Boston Marathon explosions (Image 3 of 3) (8658214122).jpg - Reguyla

First Muster 150411-A-WU705-143.jpg - Fæ

Boston strong - panoramio (8).jpg - Panoramio upload bot

Boston Strong (32230158710).jpg - Victorgrigas

MassDOT Message Board, April 20, 2013 (8670927943).jpg - Ser Amantio di Nicolao

Marathon Memorial (8672617135).jpg - SecretName101

Believe (111 365) (14025222351).jpg - SecretName101

Hanging out with the smart people at MIT tonight. Cheers. At the Muddy Charles Pub on campus. RIP Sean Collier. https en.m.wikipedia.org wiki Massachusetts Institute of Technology Police Department -mit -muddycharles (33973251352).jpg - SecretName101

RIP Officer Sean Collier (9887748094).jpg - SecretName101

Collier's Cranes, Exhibit at MIT (14801076811).jpg - SecretName101

Collier's Cranes, Exhibit at MIT (14617568388).jpg - SecretName101

Collier's Cranes, Exhibit at MIT (14617472870).jpg - SecretName101

Collier's Cranes, Exhibit at MIT (14781189736).jpg - SecretName101

Helicopter over BU campus (8655994465).jpg - SecretName101

BU "suspicious package" text (8657097562).jpg - SecretName101

BU "suspicious package" (8655993933).jpg - SecretName101

Remembering 9 11 (8657096606).jpg - SecretName101

Boston Strong...Fan Pier Construction (14879397808).jpg - SecretName101

Stay Strong Boston. (9277635698).jpg - SecretName101

Feeling Boston Strong today! (8696622324).jpg - SecretName101

Boston Strong, Cambridge-Style (14072971868).jpg - SecretName101

Boston Marathon 2013 Gedenkstätte Anschläge (25864171113).jpg - SecretName101

Boston-university-initiative-on-cities-conference 5540273367 o.jpg - SecretName101

Israel-independence-day 5540396761 o.jpg - SecretName101

Neighborhood-house-charter-school 5540555175 o.jpg - SecretName101

Red-sox-pre-game-ceremony 5540785368 o.jpg - SecretName101

Red-sox-pre-game-ceremony 5540897482 o.jpg - SecretName101

Sean-collier-memorial-service 5541173540 o.jpg - SecretName101

The-day-after-the-marathon-bombings 5614931599 o.jpg - SecretName101

The-day-after-the-marathon-bombings 5743604033 o.jpg - SecretName101

Neighborhood-house-charter-school 5540555175 o (Martin Richard's locker).jpg - SecretName101

Boston Strong...Fan Pier Construction (14879397808) (1).jpg - SecretName101

Neighborhood-house-charter-school 5540555175 o (1).jpg - SecretName101

Boston Strong...Fan Pier Construction (14879397808) (2).jpg - SecretName101

BU "suspicious package" (8655993933) (1).jpg - SecretName101

Israel-independence-day 5540396761 o (1).jpg - SecretName101

Israel-independence-day 5540396761 o (2).jpg - SecretName101