Alastair Cook notched his 19th test century as England reached 456 for three at stumps on the second day of the third test against India at Edgbaston on Thursday.Cook was 182 not out at the end after captain Andrew Strauss was dismissed for 87 off a no-ball that was not spotted and Eoin Morgan was undefeated on 44. Kevin Pietersen was out for 63.Full report to follow.