Richard Brandon, who works on board the Met's helicopter, says lasers being shone into cockpits are "incredibly distracting". However, their helicopter does have new equipment to identify where the laser is coming from.
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The capital's theatres also generate more searches than those in any other city, according to research by Google.
Union officials are expected to meet next week to plan further stoppages if talks fail to resolve the dispute.
Natalie Sharp and Christine Bicknell appeared in court over an alleged incident at a Lidl superstore in Wallington, south London.