article_snippet.sent: Long tailbacks built up on both sides of the carriageway as a stretch of the motorway between junctions four and five in Ortford, Kent was closed so an air ambulance could land to rescue a seriously injured female motorcyclist.
article_snippet.sent: The anti-clockwise carriageway is still currently down to one lane and motorists are advised to avoid the area.
article_snippet.sent: Kent Police tweeted warning motorists to remain inside Kent Police vehicles while Kent Police were stuck in the gridlock . '
article_snippet.sent: Police are also keen to remind people to stay in people vehicles if Police are stuck in stationary traffic.'
highlights_snippet.sent: Came after an air ambulance was called to rescue an injured motorcyclist .
  