Boston Marathon Explosions

UPDATE 2:25 p.m. EST: The suspects' names are Azamat Tazhayakov, Dias Kadyrbayev and Robel Phillipos. From The Boston Globe: Azamat Tazhayakov and Dias Kadyrbayev, both 19 and of New Bedford, were charged with conspiracy to obstruct justice by plotting to dispose of a laptop computer and a backpack containing fireworks belonging to bombing suspect Dzhokhar Tsarnaev, the US attorney’s office said i

Special Agent Rick DesLauriers of the FBI, who is leading the investigation of the Boston Marathon bombings, just held a press conference in which he revealed that there are two suspects. The FBI released photographs and video of two men believed to be responsible for the attacks.

After days of combing through huge amounts of photographic and video evidence of Monday's bombings at the Boston Marathon, authorities have two clear video images of suspects.

A heart-wrenching photo of 8-year-old Martin Richard, who was killed in the Boston Marathon bombing on Monday, shows the boy holding a hand-drawn sign that says, "No more hurting people. Peace."

Three people were killed and more than 100 injured on Monday afternoon when two explosions went off near the finish line of the Boston Marathon. Rescue organizations have gathered to help and at the the tragic scene, but how can you help? The Huffington Post has put together a helpful list of ways: