FIG. 1 is a top perspective view of a lighting fixture showing a first embodiment of the new design;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a front elevation view thereof;
FIG. 6 is a right side elevation view thereof;
FIG. 7 is a top plan view thereof; and
FIG. 8 is a bottom plan view thereof.
FIG. 9 is a top perspective view of a lighting fixture showing a second embodiment of the new design;
FIG. 10 is a bottom perspective view thereof;
FIG. 11 is a rear elevation view thereof;
FIG. 12 is a left side elevation view thereof;
FIG. 13 is a front elevation view thereof;
FIG. 14 is a right side elevation view thereof;
FIG. 15 is a top plan view thereof; and
FIG. 16 is a bottom plan view thereof.
FIG. 17 is a top perspective view of a lighting fixture showing a third embodiment of the new design;
FIG. 18 is a bottom perspective view thereof;
FIG. 19 is a rear elevation view thereof;
FIG. 20 is a left side elevation view thereof;
FIG. 21 is a front elevation view thereof;
FIG. 22 is a right side elevation view thereof;
FIG. 23 is a top plan view thereof; and
FIG. 24 is a bottom plan view thereof.
FIG. 25 is a top perspective view of a lighting fixture showing a fourth embodiment of the new design;
FIG. 26 is a bottom perspective view thereof;
FIG. 27 is a rear elevation view thereof;
FIG. 28 is a left side elevation view thereof;
FIG. 29 is a front elevation view thereof;
FIG. 30 is a right side elevation view thereof;
FIG. 31 is a top plan view thereof; and
FIG. 32 is a bottom plan view thereof.
FIG. 33 is a top perspective view of a lighting fixture showing a fifth embodiment of the new design;
FIG. 34 is a bottom perspective view thereof;
FIG. 35 is a rear elevation view thereof;
FIG. 36 is a left side elevation view thereof;
FIG. 37 is a front elevation view thereof;
FIG. 38 is a right side elevation view thereof;
FIG. 39 is a top plan view thereof; and
FIG. 40 is a bottom plan view thereof.
FIG. 41 is a top perspective view of a lighting fixture showing a sixth embodiment of the new design;
FIG. 42 is a bottom perspective view thereof;
FIG. 43 is a rear elevation view thereof;
FIG. 44 is a left side elevation view thereof;
FIG. 45 is a front elevation view thereof;
FIG. 46 is a right side elevation view thereof;
FIG. 47 is a top plan view thereof; and,
FIG. 48 is a bottom plan view thereof.
Broken lines appearing in the figures constitute portions of the lighting fixture that form no part of the claimed design.