PREPARATION:

1. Combine pork and orange juice in medium bowl. Set aside.
2. In another medium bowl, combine bell pepper, mandarin segments, 1/3 cup onion, corn, 1 tablespoon oil, 1 teaspoon garlic, 1/4 teaspoon chili powder and 1/4 teaspoon salt. Set aside.
3. Heat remaining 1 tablespoon oil in large nonstick skillet over medium-high heat. Add remaining 1 cup onion and 3 teaspoons garlic. Cook and stir 5 minutes or until softened and starting to brown.
4. While onion and garlic are cooking, drain pork, reserving orange juice. Toss pork, remaining 1-1/4 teaspoons chili powder, remaining 1 teaspoon salt, cumin and black pepper. Add pork to skillet; cook and stir 5 minutes or until pork is cooked through and lightly browned. Add 1/3 cup reserved orange juice marinade to skillet. Bring mixture to a boil. Reduce heat to medium; simmer 1 to 2 minutes or until liquid thickens slightly. Serve immediately with mandarin salsa.