Democratic presidential hopeful Sen. Elizabeth Warren Elizabeth WarrenDimon: Wealth tax 'almost impossible to do' CNN's Don Lemon: 'Blow up the entire system' remark taken out of context Democrats shoot down talk of expanding Supreme Court MORE (D-Mass.) invoked President Trump Donald John TrumpBiden on Trump's refusal to commit to peaceful transfer of power: 'What country are we in?' Romney: 'Unthinkable and unacceptable' to not commit to peaceful transition of power Two Louisville police officers shot amid Breonna Taylor grand jury protests MORE and former President Obama at an Indiana town hall on Wednesday when asked whether she was electable enough to beat Trump.

"You know, I remember when people said Barack Obama Barack Hussein ObamaThe Memo: Trump's strengths complicate election picture Obama shares phone number to find out how Americans are planning to vote Democrats' troubling adventure in a 'Wonderland' without 'rule of law' MORE couldn’t be elected. I remember when people said Donald Trump couldn’t be elected, and here we are," Warren told MSNBC's Chris Hayes at a town hall in Fort Wayne, Ind.

"Elections are about getting in there and fighting for it," she continued. "I got in this race because an America that keeps working better and better and better for a thinner slice at the top isn’t going to work. We can’t sustain this."

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"I’m in this fight to make this America, to make this government in Washington, work for everyone. That’s my job. That’s why I’m here," she said.

The progressive senator dived deep into her policy proposals on Wednesday, a strategy that appears to have benefited her in the packed Democratic primary.

A Morning Consult survey released on Tuesday showed Warren breaking double digits at 10 percent, while her progressive rival Sen. Bernie Sanders Bernie SandersOutrage erupts over Breonna Taylor grand jury ruling Dimon: Wealth tax 'almost impossible to do' Grand jury charges no officers in Breonna Taylor death MORE's (I-Vt.) support fell 1 point to 19 percent.

Warren has introduced a series of policy-specific plans, including a proposal to invest $2 trillion in green research, manufacturing and exporting green energy technology.