Royal wedding: Security plans for Harry and Meghan's big day revealed

Security for the Royal wedding will include barriers to prevent vehicle attacks, armed police patrols and airport style security searches, police have revealed.The operation for Prince Harry and Meghan Markle's big day will be "amongst the largest in Thames Valley Police's history", the force said, as it revealed detailed plans for the event on 19 May.Residents, local businesses and visitors to Windsor will see armed and unarmed officers, police dogs, mounted police and the National Police Air S