|Amtrak 6, the eastbound California Zephyr, sits stopped at the Amtrak station in Grand Junction, CO with P42DCs No. 125 and No. 94. In the background are just a few of the many mothballed UP switchers, including GP15s No. 549 and No. 644, MP15 No. 1432 and UPY 156, a GE CCRCL Slug rebuilt from a GE B23-7.