SANJAY AGARWAL RANGPO, March 23: Some 300 activists from the Tibetan Youth Congress (TYC) on a peace march from Siliguri in West Bengal to the Nathula Border, in an attempt to join the protest movement in Tibet reached the Tar Khola, 10th Mile area yesterday. The marchers are planning to cover some 170 kilometers in eight days before reaching Nathula. The protesters are just 7 km from Rangpo on the West Bengal side. They will attempt to enter Sikkim at the Rangpo Check Post tomorrow at 10.30 am, the protestors said. However, the Sikkim government has already announced plans to stop the march from entering the State. Security at the border check Post here has been beefed up after the protestors started their march. Since yesterday, every passenger has to pass heavy security checks before entering the State. East District, SP Dr. MS Tuli, who was at Rangpo to oversee the security arrang...