New Delhi, May 23 -- The Central Bureau of Investigation (CBI) has arrested a third National Testing Agency (NTA) expert in the NEET-UG 2026 paper leak case - a Pune-based physics teacher who allegedly shared questions from the Physics paper with co-accused Manisha Mandhare - confirming that the entire paper comprising all three subjects was compromised. Friday's arrest was of Manisha Sanjay Havaldar, a Pune-based Physics teacher and principal of Seth Hiralal Saraf Prashala. The federal agency has now identified an NTA contractor behind each of the three subject papers: PV Kulkarni for chemistry, Manisha Mandhare for botany and zoology, and Havaldar for physics for leaking the questions to one of India's most consequential medical education...