JONATHAN ALLEN and JOSEPH AX BEFORE resting their case in the murder trial of former Minneapolis police officer Derek Chauvin, prosecutors are planning to show the jury photographs of George Floyd as a younger man and question one of Floyd's brothers, who is expected to recall Floyd's close relationship with his mother. The pictures and reminiscences are not intended to shed any light on the central question before the jury: whether Chauvin, who is white, committed a crime during his deadly arrest of Floyd, a 46-year-old Black man in handcuffs, when he knelt on Floyd's neck for some nine minutes.…