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Protesters demonstrate on the streets of Washington, DC, on December 4, 2014, against the Grand Jury decision not to indict officer Daniel Pantaleo, 29, for the death of Eric Garner, 43, in New York. AFP Photo/Paul J. Richards (Photo credit should read PAUL J. RICHARDS/AFP/Getty Images)
Protesters demonstrate on the streets of Washington, DC, on December 4, 2014, against the Grand Jury decision not to indict officer Daniel Pantaleo, 29, for the death of Eric Garner, 43, in New York. AFP Photo/Paul J. Richards (Photo credit should read PAUL J. RICHARDS/AFP/Getty Images)

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    Federal response needed in Garner death?

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Federal response needed in Garner death?

Sen. Bob Casey (D) talks possible federal roles after the grand jury decision in the death of Eric Garner.

Federal response needed in Garner death?

Sen. Bob Casey (D) talks possible federal roles after the grand jury decision in the death of Eric Garner.