The Lord Mayor of Westminster, Angela Harvey, has travelled to Norway to oversee the cutting of the Trafalgar Square Christmas tree. Describing the annual felling as "a wonderful tradition", she said that for her it wasn't Christmas until the Trafalgar Square tree was lit.
More top news
Scotland Yard said two murder investigations have been launched following the separate incidents, which both happened in the past week.
Photos show the extraordinary surgical procedures to remove the growth.
The Met Police says 143 firearms have been handed in at stations across the capital in just seven days, including two antique machine guns.