Drone

FIG. 1 is a perspective view of a drone showing our new design in an environment of use; FIG. 2 is a front view thereof; FIG. 3 is a rear view thereof; FIG. 4 is a right side view thereof; FIG. 5 is a left side view thereof; FIG. 6 is a top view thereof; and FIG. 7 is a bottom view thereof. FIG. 8 is a perspective view of the drone, shown with the environmental payload removed for clarity of disclosure; FIG. 9 is a front view thereof; FIG. 10 is a rear view thereof; FIG. 11 is a right side view thereof; FIG. 12 is a left side view thereof; FIG. 13 is a top view thereof; FIG. 14 is a bottom view thereof; and, FIG. 15 is a bottom perspective view thereof. The broken lines depict portions of the drone that form no part of the claimed design. The additional broken lines shown only in FIGS. 1 - 7 illustrate a payload for environmental purposes only and form no part of the claimed design.