The ad, which will on air on broadcast television in Baltimore, comes a day after Sen. Bernie Sanders of Vermont began his first commercial ahead of Maryland's primary on April 26. That spot featured the daughter of Eric Garner, the New York man who died after being placed in a choke hold by New York City police in 2014.



Both messages have the potential to carry particular resonance in Baltimore, where the death of Freddie Gray a year ago prompted a national conversation about police practices in black communities. Both campaigns have begun to ramp up in in the state, and Clinton visited Baltimore on Sunday.