In his Sunday Mass at St. Patrick's Cathedral in New York, Cardinal John O'Connor called the murder wrong but he urged those angered by the slaying to be equally angered by abortions.  He called on many of the same people to (express) outrage at partial birth abortion, which he called the equivalent of infanticide,  Joseph Zwilling, a spokesman for the Archdiocese of New York, said of the cardinal's sermon.  
 Verb: express
Yes