1.   He immediately appointed his wife chief minister and continues to wield enormous power from behind the scenes even as his trial continues.

2.   He immediately appointed his wife chief minister and did little to hide that he was wielding enormous power from behind the scenes, even as his trial continued.

3.   Yadav immediately appointed his wife chief minister but he continues to wield enormous power even as his trial continues.

4.   Yadav immediately appointed his wife chief minister but he continues to wield enormous power from behind the scenes even as his trial continues.