Terror trail led two Delhi Police teams to Belgaum and Udupi in Karnataka. Sources said Saif and Atif Ameen were in Udupi and Manipal to procure the materials used for explosives.
The police visited the places to pick up evidence. The sources said two senior inspectors escorted Saif to Mangalore on a special flight from Delhi on Sunday night.
Another team moved an application in a Belgaum court for permission to interrogate certain SIMI activists lodged in Hindalga jail.