Two Officers Killed in Iowa 'Ambush'
![](https://media.wnyc.org/i/800/0/c/85/1/AP_16307461562238.jpg)
This undated photo provided by the Des Moines Police Department shows Scott Michael Greene, of Urbandale, Iowa. Des Moines and Urbandale Police said in a statement Wednesday, Nov. 2, 2016.
( Des Moines Police Department / Associated Press )
( Des Moines Police Department / Associated Press )