Meerut, Feb. 17 -- The Sambhal police have launched a detailed probe into connections of Sambhal resident Mohammad Usman who was suspected to be an Al Qaeda operative and arrested in Pakistan last year.

Usam is incarcerated in Lahore. This information was provided by Pakistan's Ministry of Foreign Affairs, according to the Sambhal police.

Over a dozen people, including family members of Usman were questioned on Sunday, police sources said. The probe follows instructions of the Ministry of External Affairs.

Sambhal superintendent of police Krishna Kumar Bishnoi stated that primary investigation revealed that Usman had been missing since 2012.

"In 2015, Delhi's Special Cell accused him of being involved in terrorist activities, but he w...