Updated – 6:50 a.m., ET
The two men traveling with stolen passports were Iranians with no apparent ties to terror groups, officials said Tuesday.

According to the Associated Press, Mehrdad's mother is apparently waiting for him in Frankfurt and contacted Malaysian authorities after she became concerned when she didn't hear from her son.

Pouria Nour Mohammad Mehrdad (2nd from left), Iranian who boarded #MH370 on stolen passport http://t.co/Kw9caXLKwQ
In a statement Tuesday, Malaysia Airlines said rescue teams "have expanded the scope beyond the flight path to the West Peninsula of Malaysia at the Straits of Malacca."
