In Manipur, Union Home Minister P. Chidambaram is arriving Imphal this evening on a two-day visit. The Home Minister will go to Ukhrul tomorrow morning to inaugurate the newly constructed Mini Secretariat building and Guest House at the Ukhrul District Headquarters.Meanwhile, security has been beefed up in Imphal and Ukhrul in view of the visit. The Home Minister will meet representatives of civil society organizations and media at Imphal tomorrow in the afternoon.