Championship roundup: Coventry pull away as Middlesbrough lose to Charlton

Coventry beat Preston 3-0 to go eight points clearBoro lose ground with 1-0 home defeat by CharltonCoventry moved eight points clear at the top of the Championship with a 3-0 win over struggling Preston. Goals from Tatsuhiro Sakamoto and Brandon Thomas-Asante in the first half were followed by Matt Grimess penalty after half-time for their 23rd win of the season.Coventrys sixth consecutive win opened up an eight-point gap to second-placed Middlesbrough, who lost 1-0 at home to Charlton, and retu...