The likely Democratic nominee also discussed both her Republican and Democratic opponents on the show Wednesday.
The residents, who allege the rules are confusing, hope to extend the deadline to the state's June 7 primary.
If elected, the Democratic front-runner says her husband, the former president, would be in charge of "revitalizing the economy."
In Pennsylvania and Maryland Senate primaries, Democratic insiders triumph over outsiders.
In her speech, Clinton explained her plans to break down barriers for all Americans.
Brooklyn, and more broadly New York City, is personal for both Democratic contenders.
Eric Garner died in New York City in 2014 after being placed in an apparent chokehold by a police officer.
New York has some of the toughest gun laws in the country.
During his interview with Rachel Maddow, Bernie Sanders discussed the state of the presidential race.
Clinton shared conversations she has had with foreign leaders about their concerns for a possible President Donald Trump.
The Democratic front-runner on Monday urged Americans to consider the Supreme Court when voting.
The Wisconsin primary kicks off April's nominating contests.
The Florida Democratic Party had only allowed incumbent Democrats access to the valuable voter data.
The Democratic candidate seemed to criticize President Obama's choice to replace the late Justice Antonin Scalia.