Cuban-Style Pork and Sweet Potatoes Recipe

1 ½ pounds sweet potatoes

cut into 1/2-inch cubes

1 pound pork

cut into 1-inch squares

1 (15 ounce) can diced tomatoes with green chile peppers

¼ cup orange juice

1 ½ tablespoons lime juice

2 cloves garlic

pressed

¼ teaspoon ground cumin

¼ teaspoon salt

¼ teaspoon ground black pepper

¼ cup chopped fresh cilantro

or to taste