AP Photo/Bryon Houlgrave
- Donald Trump is on track to romp in the Iowa Republican caucuses.
- A closely-watched poll shows the former president with an unprecedented lead at this stage in the race.
- The Iowa Republican caucuses are just weeks away.
Former President Donald Trump holds an unprecedented lead in Iowa just weeks before its first-in-the-nation caucuses, according to the latest edition of the most closely watched poll of the state.