From Cooking Light. I haven't made this yet, but I think it would be a nice dish for a dinner party. Glaze will thicken significantly if made ahead; microwave at HIGH for a few seconds at a time, stirring after each heating, unil thinned.
Combine juice and sugar in a med saucepan over med heat, and bring to a boil. Cook til reduced to 1/2 c, about 8 minute Pour half of glaze into a small bowl and set aside.
Sprinkle pork with salt and pepper. Place pork on the rack of a broiler pan coated with cooking spray. Brush pork with half of the glaze in the saucepan. Bake at 450 for 15 min or til it registers 145 degrees. Baste pork with remaining glaze in saucepan; cook an additional 5-7 min or til it registers 155 degrees.
Remove pork from oven; baste with half the glaze in the bowl. Let pork stand 10 minute Cut pork across grain into thin slices. Serve with remaining glaze in bowl.