Given a text, write a compressed version of it in a single sentence.

In December 2000, on the basis of some links associated with Khalid al Mihdhar, the CIA's Bin Ladin unit speculated that Khallad and Khalid al Mihdhar might be one and the same.
CIA's Bin Ladin unit speculated that Khallad and Khalid al Mihdhar might be one in the same in Decemeber 2000.