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.
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Five people have been rescued from a small leisure boat on the Solent, after its engine failed and it began taking in water.
A US doctor has been accused of killing a lion during an illegal hunt, a week after it emerged dentist Walter Palmer killed Cecil the lion.
Mostly dry overnight in the east, strong winds and showery rain affecting Scotland & Northern Ireland