Varanasi: Prime Minister Narendra Modi on Saturday planted a sapling at a primary school in Anand Kanan forest in Uttar Pradesh as part of planation drive across the state. Modi also unveiled a tall bronze statue of late Prime Minister Lal Bahadur Shastri outside the Varanasi airport when he reached at the airport. The Prime Minisiter was welcomed by BJP working President J.P. Nadda, Yogi Adityanath, state BJP President Mahendra Nath Pandey and other ministers.