Traffic. Amending District of Columbia traffic act, report to accompany H. R. 3313 [to amend sec. 10 of act to provide for regulation of motor-vehicle traffic in District of Columbia, increase number of judges of Police Court, and for other purposes, as amended, so as to make said section, pertaining to persons fleeing from scene of accident and driving while under influence of liquor or drugs, apply to operators of all vehicles]; submitted by Mr. Randolph.