Johanna Konta keeps emotions in check before tough start to US Open

• British No1 faces awkward first round against Bethanie Mattek-Sands
• Olympic mixed doubles champion should have support of US crowdIt is easy to regard Johanna Konta’s impressive rise from nervous underachiever to genuine contender for major honours as the result of a dry, programmed preparation, as is often reflected in her language.The word “process” has become an almost parodic feature of her lexicon. She talks about staying in “the moment”, and any