Republican presidential candidate Sen. Ted Cruz, R-Texas, greets a member of the audience after speaking at a rally at the Five Sullivan Brothers Convention Center in Waterloo, Iowa, Saturday, Jan. 23, 2016.
Republican presidential candidate Sen. Ted Cruz, R-Texas, greets a member of the audience after speaking at a rally at the Five Sullivan Brothers Convention Center in Waterloo, Iowa, Saturday, Jan. 23, 2016. Andrew Harnik AP
Republican presidential candidate Sen. Ted Cruz, R-Texas, greets a member of the audience after speaking at a rally at the Five Sullivan Brothers Convention Center in Waterloo, Iowa, Saturday, Jan. 23, 2016. Andrew Harnik AP

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