Maharashtra assembly: Out on bail NCP’s Nawab Malik takes treasury bench seat, why Fadnavis objected

The presence of NCP MLA Nawab Malik in the Maharashtra assembly that has caused quite a turmoil In Maharashtra. He attended the Winter Session and sat on the treasury benches along with Dy CMs Ajit Pawar and Devnadra Fadnavis. But who is he and what are the cases against him?