Show Police to Testify Following Warning SAN FRANCISCO May 15 lIS UP p- p Six San Francisco policemen warned through a general department department department depart depart- ment order they must testify or risk suspension from the force faced laced appearances appearances appearances ap ap- ap- ap before the grand jury to tonight tonight tonight to- to night in it its graft investigation District Attorney Matthew Brady announced the six had been sub sub- penned after Captains Fred Lemon and Thomas Hoertkorn and Patrolman Patrolman Patrolman Patrol Patrol- man J J. J P P. P Brouders were suspended by Chief William J. J Quinn for re refusing refusing refusing re- re fusing to testify |