Union Road Transport and Highways Minister Nitin Gadkari in a letter to Punjab Chief Minister Bhagwant Mann has warned him that the National Highways Authority of India (NHAI) is poised to cancel eight major highway projects, valued at Rs 14,288 crore if the prevailing law and order situation in the state does not improve. The letter comes after reports of violence and intimidation against National Highways Authority of India (NHAI) workers involved in the ongoing construction of the Delhi-Amritsar-Katra Expressway.