Diego Costa's days at Chelsea could be numbered after he threw his training bib at manager Jose Mourinho, according to former Blues goalkeeper Mark Bosnich.
Having been benched for Sunday's 0-0 draw with Tottenham Hotspur, Costa took off his warm-up bib and threw it in Mourinho's direction after it had become clear in stoppage time that he would not be used, per the Independent's James Orr.
It is not the first time this season that the Brazil-born striker has clashed with his manager, and Bosnich believes Costa could be on his way out of Stamford Bridge before long, per Alan Brazil Sports Breakfast (via talkSPORT's Alex Varney):
It didn't look good.