Spice-Rubbed Flank Steak with Toasted Corn and Black Bean Salad

Name: Spice-Rubbed Flank Steak with Toasted Corn and Black Bean Salad
Cuisine: American, Latin American
Ingredients: 1.5 tsp Chili powder; 1.5 tsp ground cumin; 1.5 tsp packed brown sugar; .75 tsp ground coriander; salt and pepper; pinch ground cinnamon; pinch red pepper flakes; 2 pound flank steak; 3 tbsp vegetable oil; 1 tsp vegetable oil; 2 tbsp lime juice; 2 scallions; 2 tsp minced canned chipotle chile in adobo sauce; 15 oz can black beans; 1 red bell pepper; 3 ears corn