The two were yesterday produced before a MCOCA Court, which remanded them to ATS custody till February 18.
Three powerful blasts had ripped through crowded areas in Central Mumbai on the evening of July 13, 2011, killing 21 people and injuring 141. IM was blamed for the terror attack.
A day after the attack, Yasin and Tehseen Akhtar Shaikh, a bomb planter who is still at large, left for Bihar by train.
According to ATS, Asadullah underwent terror-related training in Pakistan in 2009, while Yasin went there in late 2005 and early 2006.
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