The Metropolitan Police said the allegations against the officer arrested today are "extremely serious" and the investigation continues with "urgency, determination and an open mind."
The latest information from Scotland Yard reveals there are now six officers and one civilian arrested or being investigated over the Andrew Mitchell "plebgate" incident.
More top news
Fans around the globe have been celebrating Pac-Man's 35th anniversary by paying homage to the smiley faced character.
Sir Ian McKellen has revealed he was in "two minds" about accepting his knighthood as he thinks the honour system is unfair.
Harlem Globetrotters legend Haynes has been hailed as "a pioneer" who helped "set the tone for modern basketball", following his death.