Low fat tuna and pasta salad

INGREDIENTS:

* 8 ounces medium shell pasta
* 7-ounce pouch chunk light tuna
* 2 celery stalks, chopped
* 1/2 cup red onion, chopped
* 3/4 cup yellow pepper, chopped
* 1/2 dry pint cherry tomatoes
* .
* Dressing:
* 1/4 cup fat-free, reduced sodium chicken broth
* 1 tbsp lemon juice
* 1 tsp extra-virgin olive oil
* 1 tsp Dijon mustard
* Black pepper, to taste
* 1/4 tsp dried oregano

Cook the pasta. Drain and cool. Combine tuna, celery, onion, pepper, artichoke hearts and tomatoes in a large bowl with cooled pasta. Mix the dressing ingredients together and pour over tuna and pasta.