This is What Federer said about chasing his 9th title in Halle

After Roger Federer arrived in Halle he was welcomed by gerry weber directorand he told roger this :

 "We are glad to have you here Roger. I wish you the best of luck for the tournament", 

and in few words Roger mentioned this :

"It's a good feeling being back here. At a well-known place where I have had so much success," 
"but the competition is tough. A lot of opponents in the field can be hopeful."