https://media4.s-nbcnews.com/j/newscms/2019_07/2752716/190213-william-barr-ew-645p_1e4e42551eab7e4825e2ee21780a4383.nbcnews-fp-1200-630.jpg nbcnews.com william barr was confirmed as u.s. attorney general. here's what to 2019-02-15 The Senate voted Thursday to approve William Barr who stepped down November. ..…