England's Jacks says players back under-fire skipper Brook '100 percent'
The 26-year-old Brook, in charge at a global tournament for the first time, has recently been in the spotlight for all the wrong reasons.
He last month had to apologise for being involved in an altercation with a nightclub bouncer during England's white ball tour of New Zealand last year, something that had been a "terrible mistake".
Jacks has been close to Brook since they were room-mates with England Under-19s.
"Obviously, it's been a tough time and that's been well documented in the media,"...