President Trump declared in January that he would not waive nuclear sanctions again for Iran unless the flawed 2015 nuclear agreement is fixed by addressing three major issues: the sunset of key restrictions on Iran’s nuclear activities, inadequate verification, and Iran’s advancing ballistic missile program. The May 12 deadline for fixing the agreement is fast approaching. Are the ongoing negotiations between the United States, Britain, France and Germany likely to yield a satisfactory outcome? What approach should Washington take on the Iran nuclear issue in the future?