2/3 cup short-grain brown rice
1 1/3 cups water
Salt
1 whole skinless chicken breast, on the bone (about 1 1/2 pounds)
1/2 cup thinly sliced scallions (about 3)
2 garlic cloves, smashed
2 shucked ears of corn, each cut into 6 rounds
1/2 teaspoon ground cumin
1/2 cup plus 2 tablespoons chopped cilantro
8 cups low-sodium chicken broth
Freshly ground pepper
1/2 pound white potatoes, peeled and cut into 3/4-inch cubes
1/2 pound thick asparagus, cut into 1-inch lengths
1 Hass avocado, diced
1/4 cup plus 2 tablespoons fat-free yogurt
1 tablespoon drained small capers