This paragraph from Altercation's coverage of the Alito hearings about sums it up.
The Senators, with few exceptions, used their allotted time to pontificate rather than to learn something about Alito or give him enough rope to hang himself. They spent countless minutes spouting off their views, followed by close-ended questions he could answer or refuse to answer in a sentence or two. Walter Shapiro at Salon has more on their artless questioning.LINK
God help us if another Democratic Senator wins the presidential nomination.