[OregonRancher]

Wrong!! Straight track - yes. Curved -no
Passenger cars are much longer than freight cars, which means the passenger cars are creating a deeper chord when on a freight line curve, opening a higher chance of de-railment.

[Paladin2]

Amtrak Cascade consist:

https://www.wsdot.wa.gov/Rail/TrainEquipment.htm

Funny looking, very short Spanish Train cars using a shared single axle between cars

[Terry Mross]

The train was traveling right to left in the picture. The curve looks to be 90 degrees.

[Terry Mross]

Well, maybe 45 degrees.