I guess the "supposed solution" to Sanchez' control problems was to reduce his velocity:
http://www.fangraphs.com/pitchfxo.aspx?playerid=11490&position=P&pitch=FT
Guess it didn't work.
http://www.fangraphs.com/leaders.aspx?pos=all&stats=sta&lg=all&qual=0&type=0&season=2015&month=0&season1=2015&ind=0&team=0&rost=0&age=0&filter=&players=0&sort=19,d
Only Tyson Ross has more BB's allowed and he's pitched 9 more innings.
By the way, he says he has "no idea where his fastball will go" - how can you be a major league pitcher and not know this?