SECTION 1. Act Numbered Six hundred and nineteen, entitled "An Act to promote good order and discipline in the Philippines Constabulary," is hereby amended by striking out section" nine and substituting in lieu thereof the following:
"SEC. 9. It shall be the duty of all Constabulary officers having knowledge of the facts to report to the prosecuting attorney or provincial fiscal the name of any member of the Constabulary force guilty of any of the offenses mentioned in the preceding sections, together with the names of the witnesses against them, and it shall be the duty of the prosecuting attorney or provincial fiscal, if upon investigation of the facts an offense appears to have been committed, to prosecute the same before the Court of First Instance as in other criminal cases: and if the prosecuting attorney or provincial fiscal has information from any other source of the commission of any of the offenses mentioned in sections one, two, and three hereof he shall proceed against the offenders as in other criminal cases."