The ornamental design for the safety baton, as shown.
FIG. 1. is a ball end view of the safety baton showing my new design. FIG.
2. is an isometric view thereof. FIG. 3. is a left side view thereof. FIG.
4. is a front view thereof. FIG. 5. is a right side view thereof. FIG. 6.
is a rear view thereof; and, FIG. 7 is a handle end view thereof.