Hi, <br/><br/>I came across this strange sentence: <br/><br/>The cop is talking on the phone: <br/><br/>"Send two black-and-whites and <br/>a night detective to 1039 South Union." <br/><br/>What does BLACK-AND-WHITES mean? <br/><br/>Maybe FBI? <br/><br/>Thanks in advance. <br/><br/><br/>