Early on in Practice , Jack re-aggravated his shoulder .
Early on in Practice , Jack decided to sit out the rest of the weekend to avoid further injury ; he will most likely be back for the MSA World Cup in a few weeks ' time .
Early on in Practice , Jack re-aggravated his shoulder and decided to sit out the rest of the weekend to avoid further injury ; he will most likely be back for the MSA World Cup in a few weeks ' time .