The US and Iran may be nearing a breakthrough, according to Donald Trump. DW looks at what has emerged so far, and the key risks and challenges shaping any possible agreement.

The US and Iran have drafted a 60-day MOU covering sanctions relief, $12 billion in frozen assets, and nuclear concessions, pending Trump's approval.

The US and Iran have outlined a 14-point draft MOU covering ceasefire terms, sanctions relief, frozen asset releases up to $25B, and a nuclear enrichment