Heat oil in a large skillet over medium heat. Season pork with salt and pepper and brown on all sides.
Combine ketchup, vinegar, sugar, TABASCO® Chipotle Pepper Sauce, paprika, and Worcestershire in a slow cooker. Add pork and 2 teaspoons of the skillet drippings; cover and cook on low for 8 hours.
Shred meat with two forks in the bowl of the slow cooker. Toss in sauce and serve on rolls.
Makes 6 servings.