Dharamshala, March 9 -- Himachal public works department (PWD) minister Vikramaditya Singh on Friday evening met Union minister for housing and urban affairs Manohar Lal Khattar and urged the him to relax the criteria fixed in the Urban Challenge Fund for redevelopment of cities. He requested for fixing criteria on the basis of 90:10 for the state keeping in view its hilly terrain....