Kangra (Himachal Pradesh) [India], June 21 (ANI): Tibetan spiritual leader Dalai Lama left for Delhi from Dharamshala on Friday on his way to the United States for his knee surgery. Many Tibetans gathered at the Kangra Airport to wish him well. Hundreds of Tibetans and devotees also thronged the streets to pay obeisance to the spiritual leader. Dalai Lama will stay in Delhi today and will reach Switzerland tomorrow. He will leave for the US on June 23. The leadership of Central Tibetan Administration, including Speaker Khenpo Sonam Tenphel, Sikyong Penpa Tsering, Deputy Speaker Dolma Tsering T…