Assam Chief Minister Himanta Biswa Sarma on Tuesday made a big annluncement and said former Congress leader Bhupen Borah will join BJP on February 22 and Dilip Saikia will work out the details. He said along with him, a good number of Congress leaders will join the BJP in Guwahati and North Lakhimpur. Calling him the last recognised Hindu leader in Congress, the chief minister said BJP National President Nitin Nabin has already approved his joining and welcomes him.