Thierry Henry has sent Arsenal a stark warning in the Premier League title bid after their 6-0 win against Sheffield United. The Gunners extended their winning run in the league to seven games as Arsenal once again scored six on the road, this time against Premier League cellar dwellers Sheffield United. With the best goal difference in the standings coupled with the best defence record, things are looking bright for Arsenal in their bid to win their first Premier League title since 2004. Thierry Henry sends Arsenal Premier League title warning after Sheffield United winYet speaking on Sky Spo…