Nitish Kumar has taken oath for a fourth straight term as Bihar Chief Minister on Monday at a ceremony in Patna . Among 14 ministers who followed were the BJP’s Tarkishore Prasad and Renu Devi  his two new deputies. The event was attended by Union Home Minister Amit Shah and BJP chief JP Nadda.The NDA won the state election last week with a wafer-thin majority and got 125 of Bihar’s 243 assembly seats,