This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated.
Suspect 1. He died in a shootout with police on the MIT campus, and has not been identified. 
Suspect 2 close up. He has since been identified as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass. 
Suspects together 
Suspect 2 close up. He has since been identified as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass. 
Suspect 1 (black hat in front). He died in a shootout with police on the MIT campus, and has not been identified. Suspect 2 in white hat. Suspect 2 was later identified as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass. 
Tamerlan Tsarnaev died in a shootout with police on the MIT campus. (Credit: CNN) 
Suspect "2" wears a white hat. He has since been identified as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass. 
Suspect "1" wears a black hat. He died in a shootout with police on the MIT campus, and has not been identified. 
Suspect "1" wears a black hat. He died in a shootout with police on the MIT campus, and has not been identified. 
Suspect "2" wears a white hat. He has since been identified as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass. 
Suspect "1" wears a black hat. He died in a shootout with police on the MIT campus, and has not been identified. 
Suspect 1 (black hat in front). He died in a shootout with police on the MIT campus, and has not been identified. Suspect 2 in white hat. Suspect 2 has since been identified as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass. 
Suspect "2" wears a white hat. Suspect 2 has since been identified as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass. 
Suspect 2 wears a white hat. Suspect 2 has since been identified as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass. 
Suspect 2 wears a white hat. Suspect 2 has since been identified as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass. 
The FBI released photos of two people wanted in connection with the Boston Marathon bombing. 
This is "Suspect 1." He died in a shootout with police on the MIT campus, and has not been identified. 
This is Suspect 2. Suspect 2 wears a white hat. Suspect 2 has since been identified as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass. 
This is Suspect 2. Suspect 2 wears a white hat. Suspect 2 has since been identified as Dzhokhar A. Tsarnaev, 19, of Cambridge, Mass. 
This is "Suspect 1." He died in a shootout with police on the MIT campus, and has not been identified.
The FBI released four new pictures early Friday of the two suspects investigators say are wanted for the Boston Marathon bombing that killed three on Monday.
