We need to be clinical, says Pep Guardiola after Manchester City reach League Cup final

*Manchester:* Pep Guardiola called on Manchester City to learn the lessons of a 1-0 home defeat to Manchester United on Wednesday despite progressing to a third successive League Cup final 3-2 on aggregate. The holders enjoyed the vast majority of the chances but could not find a way past the inspired David de Gea and went behind...