Pro-Tamil activist Thirumurugan Gandhi was today arrested at the international airport in Bengaluru based on a Look Out Circular issued against him by the Tamil Nadu police.

He was arrested upon his arrival from Geneva, where he attended a United Nations Human Rights Council meeting recently and raised the issue of Anti-Sterlite protests in Tuticorin district and subsequent police firing that left 13 dead, a release from May 17 movement said. "Gandhi landed in Bengaluru this morning from Germany and was detained by the airport Immigration officials based on a Look Out notice they had received from Tamil Nadu police.