Kamlesh Tiwari, leader of Hindu Samaj, was killed by unidentified assailants outside his office in Uttar Pradesh's capital Lucknow on Friday. Tiwari was reportedly stabbed as well as shot by the assailants, who even had a tea with him. He was the national president of the Hindu Samaj Party. He was also a former member of Hindu Mahasabha. Watch the detailed report.