Mix first 5 ingredients in large bowl. Add chicken and turn to coat. Cover and refrigerate at least 1 hour.
Preheat grill on medium-high heat. Remove chicken from marinade. Grill chicken until just cooked through, about 5 minutes per side, or until meat thermometer inserted into the chicken read 160 degrees F. Transfer chicken to plates. Serve with salsa.
Peach and Pepper Salsa Directions:
Bring medium saucepan of water to boil over high heat. Add peaches; cook 30 seconds. Using slotted spoon, transfer peaches to bowl of cold water. Drain peaches. Peel and chop coarsely. Place peaches in large bowl.
Mix in all remaining ingredients. Cover and chill until needed.