Chicken Stew with tomatoes

2 -3 lbs skinless chicken breasts 8 baby carrots, chopped (pre-peeled) 1 stalk celery , chopped 1/2 small onion , chopped 1 bay leaf 28 ounces crushed[...]

2 tablespoons olive oil 2 stalks celery , cut into bite-size pieces 1 carrot , peeled, cut into bite-size pieces 1 small onion , chopped salt & freshly ground[...]