Wading into troubled waters again,senior Congress leader Digvijaya Singh on Tuesday sought a review of the trial court judgment sentencing rights activist Binayak Sen to life imprisonment on sedition charges. I feel that Sen is a very fine human being and because of this,the judgment against him needs to be reviewed, he told PTI. Sen,Naxal ideologue Narayan Sanyal and Kolkata-based businessman Piyush Guha were sentenced to life imprisonment on Friday for sedition and for colluding with Maoists.