Five Republican storylines to watch for at Iowa caucuses

A possible knockout punch, a fight for second place and one candidate's last stand - Anthony Zurcher has the lowdown.

Related Keywords

Iowa ,United States ,Des Moines ,Jersey ,Florida ,New Hampshire ,Texas ,Iowans ,Ted Cruz ,Nikki Haley ,Ron Desantis ,Vivek Ramaswamy ,Anthony Zurchernorth America ,Donald Trump ,Andrew Romeo ,Chris Christie ,Lisa Newgard ,Asa Hutchinson ,European Press Agency Iowa ,European Press Agency ,Five Republican ,Texas Senator Ted Cruz ,Images Donald Trump ,Iowa Republican ,Florida Governor Ron Desantis ,Press Agency Iowa ,Images Man ,New Jersey Governor Chris Christie ,