Bernie Sanders Urges Breaking Up Big Banks

Senator Bernie Sanders, Independent of Vermont and a 2016 Democratic candidate for president, is pushing his new role as a voice to the left of Hillary Rodham Clinton.

On Wednesday, despite refusing to answer any questions about his Democratic rival, Mr. Sanders offered yet another glimpse at the sort of populist issues he planned to inject into the Democratic nominating fight.

“Today, 99 percent of all new income is going to the top 1 percent,” Mr. Sanders said in a news conference in the Capitol to introduce legislation that would...