British officials are checking that all CCTV cameras are in working order and views of the streets are unobstructed unnamed official, according to the Associated Press. Tourists travel across the English Channel on the Eurostar. There wil be 37,000 runners in the event. The CCTV footage is monitored around the clock in a bunker below the streets of London. ESPN reports that the British are determined to pushed forward with this race as a “show of”solidarity” with Boston.