Prime Minister Narendra Modi on Saturday will inaugurate the Atal Tunnel under the Rohtang Pass that connects Manali to Lahaul-Spiti valley in Himachal Pradesh, which will be available for commuters throughout the year unlike earlier when the valley was cut off for about six months every year amid heavy snowfall. PM Modi has reached Chandigarh by special plane. After which PM will leave for Rohtang. Watch the video.