Related Clues:

• Doesn't come through
• Pulls out Greene's novel
• Greens worked to protect last of pristine deserts
• Goes back, seeing some of these generals retreating
• Backs out
• Defaults, as on a promise
• Backs out on a deal
• Backs out of, with 'on'
• Backs out of a deal
• Goes back on a promise
• Pulls out of a deal