A man has been arrested for allegedly threatening a Uttarakhand-based popular YouTuber Sourav Joshi and demanding ₹2 crore from him as extortion money, the police said on Tuesday. Nainital SSP, Prahlad Narayan Meena, said: "A well-known YouTuber, Sourav Joshi, received a threat from someone claiming to be associated with the Lawrence Bishnoi gang". In the letter, signed under the name …