The Yankees stand united with Boston on Twitter...
And in today's New Yorker cartoon:
The front page of Tuesday's Chicago Tribune Sports section.
Following the Newtown, Conn., shootings, journalist Ann Curry started a campaign on Twitter, encouraging people to perform random acts of kindness in memory of the victims. Today, she's reignited the campaign in honor of eight-year-old Martin Richard who lost his life during yesterday's bombings.
Sports players are paying their respects to Boston, writing "Pray For Boston" on their uniforms.
Below, Phillies' outfielder Ben Revere's glove.
And the Phoenix Coyotes' Keith Yandle wrote the phrase on his skate.
Boston College students have organized a walk for this Friday, April 19, in honor of the victims of the Boston Marathon tragedy. Over 20,000 people have already been invited on Facebook.
Photo of Boylston Street taken by Dave Abel.
In Iowa, a chalkboard propped against a tree reads "Pray for Boston, Love the children, Care for our elders.”
U.S. Ambassador to the Russian Federation Michael McFaul tweeted out this photo.
Translated, the tweet reads: "Thank you all for your words of sympathy and condolences to the American people on this day. Thank you for the flowers."
This photo of eight-year-old Martin Richard, the youngest victim of yesterday's tragedy, has been widely circulated on Twitter and Facebook.