A woman who gave evidence against Dave Lee Travis told ITV News she is worried that the verdict recorded today could "prevent other people from coming forward."
However, she urged people not be "put off" in contacting the police.
Travis, 68, was found not guilty of 12 indecent assault charges and the jury at London's Southwark Crown Court failed to reach verdicts on two other charges.
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The Labour politicians put their alleged differences aside to jointly highlight how remaining in the EU could help fight climate change.
Late sunshine here and there this evening - but more cloud for southern Scotland, northern England and Northern Ireland again.
Pro-Leave campaigner Boris Johnson has responded in a politely worded letter to Jean-Claude Juncker's invitation to "come back to Brussels".