News at 6PM: The #UK Parliament debates the Chagos Islands' sovereignty transfer to Mauritius. In #Syria, the future post-Assad era is mired in uncertainty as the UN expresses alarm over military intensification. Mayotte may see a significant death toll, and #Gaza's social media censorship faces scrutiny. A student is found guilty of murder on Bournemouth beach; a Southport stabbing suspect denies charges. #Russia arrests an Uzbek national over a general's assassination. #BBC #News