just installed the new patch...and realised that it doesn't address my concern [:(] .
 
Have a great day!

<r> Good evening, Mr McClaire,<br/>
<br/>
‘m sorry for my late reply. The American tank had been placed on the railway before the “move” order issued. However, instead of going straight ahead to the blue spot, it went off to the grassland, then take a diagonally route towards the blue spot. Hope ...

<r> <SIZE size="3"><s>[size=3]</s>While the A. I.'s German panzers can move straight on top of the rail, the player's American Shermans cannot. Even the destination purple / blue spot is on the middle of the rail, the Shermans still go astray, say to the grassland, then move diagonally to the spot ...