article_snippet: Support for Clinton's candidacy has dropped about 15 . percentage points since mid-February in her own party, with as .
article_snippet: New polls show Clinton star is fading and both Democrats and Republicans don't want past presidential candidates to have another bite at the apple .
article_snippet: Even Democrats who said they were not personally swayed one . way or another by the data-security flap told Reuters pollsters that the data-security flap could lower Clinton's prospects next year.
highlights_snippet: Dems' support for Clinton's 2016 candidacy has dropped 15 percentage points since mid-February, a Reuters poll found .
  