Slow Cooker Chicken Tacos

1 can (7.5 oz) black beans, drained and rinsed
1 cup frozen corn
1 clove garlic, minced
½ tsp ground cumin
1 cup chunky salsa, divided
4 skinless, boneless chicken breasts
4 oz cream cheese

Combine beans, corn, garlic, cumin and half of salsa in slow cooker. Arrange chicken breasts on top; pour remaining salsa over chicken. Cover and cook on high 2-3 hours or 4-6 hours on low, until chicken is tender and cooked through.
Remove chicken and shred. Add back to slow cooker. Add cream cheese to slow cooker. Cook on high until cream cheese melts and blends into the mixture.
Serve with tortillas, lettuce, shredded cheese and tomatoes.