Caretaker Prime Minister Datuk Seri Ismail Sabri Yaakob has taken a swipe at Pakatan Harapan's silence over a special task force investigation on former attorney general Tan Sri Tommy Thomas' book.<br /><br />The Umno vice-president said usually those who are silent are guilty.<br /><br />Read more at https://bit.ly/3ssoKEY<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline