Democratic U.S. Senator Robert Menendez's indictment on corruption charges on Wednesday raised the possibility of Republicans gaining a 55th Senate seat to strengthen their hand in policy fights with President Barack Obama.
Big Wall Street banks are so upset with Democratic Senator Elizabeth Warren's call for them to be broken up that some have discussed withholding campaign donations to Senate Democrats in symbolic protest, sources familiar with the discussions said.
Democratic support for Hillary Clinton's expected presidential campaign is softening amid controversy over her use of personal email when secretary of state, but most Democrats are for now sticking by their party's presumed candidate.
A U.S. court decision limiting the ability of authorities to pursue insider trading charges is prompting two Democratic senators to call for legislation that would expand the definition of what types of activities are illegal.
