Floating Weapon When Spectating

Seen this as well. Simple fix is to go to the next player & then go back to the player you want to watch

I've seen this happen a few times too when spectating.
More screenshots:

4_1538391418277_20180914203717_1.jpg 3_1538391418277_20180914203715_1.jpg 2_1538391418277_20180914203029_1.jpg 1_1538391418276_20180914203027_1.jpg 0_1538391418276_20180914203026_1.jpg