1.   Police launched a search for the driver of the white Mercedes cab, and trucking companies were assisting authorities in their efforts to find the man.

2.   He was driving a white Mercedes cab, which was pulling a gray trailer with a Thermo King refrigeration unit.

3.   He was driving a white Mercedes cab, which was pulling a grey trailer with a Thermo King refrigeration unit.

4.   McCammont said he was confident that police will find the trucker, who was driving a white Mercedes cab.

5.   The posters describe the white Mercedes cab she got into, which was pulling a grey trailer with a Thermo King refrigeration unit.