20,000 join Head of Golden Temple in London for World Blood Donor Day

20,000 PEOPLE JOIN HEAD OF GOLDEN TEMPLE, GLOBAL APPOINTED HIGH PRIEST AND LEADER OF SIKH FAITH, SINGH SAHIB GIANI GURBACHAN SINGH JI JATHEDAR SRI AKAL TAKHAT SAHIB, AT ONE OF UK’S BIGGEST EVENTS TO MARK WORLD BLOOD DONOR DAY BLOOD DONATION APPEAL.