Slow cooker hearty vegetarian chili

Ingredients

• 2 carrots , finely diced
• 1 large zucchini , finely diced
• 1 large orange sweet pepper , finely diced
• 1 cup frozen corn
• 1 796-mL can tomatoes
• 1156-mL can tomato paste
• 1 small onion , grated
• 2 garlic cloves , minced
• 1 tbsp dried oregano
• 2 tsp ground paprika
• 1/2 tsp salt
• 1 cup vegetable broth
• 1 540-mL can bean medley , drained and rinsed