New Delhi, Dec 13 (ANI): Political leaders on Saturday welcomed the detention of Pro ISIS twitter account handler in Bengaluru. Bengaluru police have detained the handler of the pro ISIS twitter handle at ShamiWitness on Friday night. However, the top police officials declined to confirm whether he was arrested and under which sections was a case made out against him. Samajwadi Party leader Naresh Agrawal said that its good that the person in question is arrested but the intelligence agencies should remain more alert on such issues. Congress leader Manish Tewari questioned on the delay in the arrest of the twitter handler. NCP leader Majid Memon also welcomed the arrest.