PTI founder Imran Khan on Thursday filed a petition in the Lahore High Court (LHC) to preempt his possible detention by the army amid “circulating rumours” that plans were underway to try him for the May 9 riots through a “court martial”. The move comes as the LHC today hears Khan’s July 18 petition against his physical remand in 12 criminal cases related to the violent attacks last year that his supporters allegedly carried out to target military installations and state properties. Countrywide protests erupted on May 9 last year after the paramilitary Rangers whisked away Imran from the Islamabad High Court in a corruption case. While protests against his arrest were underway, social media was flooded with footage of rioting and vandalism at various spots, including the Lahore Corps Commander’s residence and General Headquarters, the army’s head office in Rawalpindi. Thursday’s petition, filed by Advocate Uzair Karamat Bhandari and a copy of which is available with Dawn.com , req...