Good news, bad news

The drill sergeant making his morning announcements to a group of newcomers in a training camp, stated: "Today, gentlemen, I have some good news and some bad news. First, the good. Private Anderson will be setting the pace on our morning run".

With this the platoon was overjoyed, as Private Anderson was overweight and terribly slow.

But then the drill sergeant finished his statement: "Now for the bad news. Private Anderson will be

Spoiler:

driving a truck".