Combine first 11 ingredients. Combine pork and flour in a heavy-duty, zip-top plastic bag. Seal bag; shake well to coat pork.
Coat a Dutch oven with cooking spray; add oil, and place over medium heat until hot. Add pork and onion; cook until onion is crisp-tender. Stir in tomato sauce mixture, potato, tomato, and bay leaf. Bring to a boil; cover, reduce heat, and simmer 1 1/2 hours or until pork is tender, stirring occasionally. Stir in beans; cook until thoroughly heated. Remove and discard bay leaf.