Justin Bieber sparks fresh concern over drug use as fans spot worrying detail in snap

JUSTIN Bieber has sparked fresh concern over alleged drug use as fans spot a worrying detail in a new snap.

The hitmaker, 30, who welcomed his first child into the world last summer, has been seen smoking from what appeared to be a bong in new snaps.

InstagramJustin looked downcast in snaps he shared while donning gray sweats and an orange hoodie[/caption] InstagramHe completed the look with pink socks and a pink hat, but sparked concern with his bong[/caption] InstagramFans...