When we asked readers which witnesses they are most anticipating for the Karen Read retrial. See their top three picks.

Karen Read’s retrial begins on Tuesday, April 1, with jury selection.Read, 45, of Mansfield, is accused of hitting John O’Keefe, her Boston police officer, with her Lexus SUV in Canton on January. 29,

A new prosecutor, new experts and the firing of the lead investigator could lead to a starkly different second trial for Karen Read.