Cambridge police Sgt. James Crowley, far left, listens as a multiracial group of officers and union leaders, including Cambridge Police Patrol Officers Union President Steve Killion, right, hold a news conference in Cambridge, Mass. Friday, July 24, 2009 to show support for Crowley who was the arresting officer of Harvard Prof. Lewis Gates at his home. (AP Photo/Elise Amendola)AP – The 911 caller who reported two men possibly breaking into the home of black Harvard scholar Henry Louis Gates Jr. did not describe their race, acknowledged they might just be having a hard time with the door and said she saw two suitcases on the porch.