No. 20 Alabama banking on improved defense and better March

FILE - Alabama guard Jahvon Quinerly (13) plays against Vanderbilt during the second half of an NCAA college basketball game on Feb. 22, 2022, in Nashville, Tenn. Alabama must replace three of its top four scorers, and No. 2 scorer Quinerly is out for the start of the season recovering from knee surgery. Head coach Nate Oats is hoping to have him back by late December. (AP Photo/Mark Zaleski, File)

FILE - Alabama head coach Nate Oats watches the action during the first half of an NCAA college basketball game against Vanderbilt on Feb. 22, 2022, in Nashville, Tenn. The 20th-ranked Crimson Tide has talent and depth both returning and incoming, but plenty to improve on from a season that crashed to a halt with a first-round NCAA Tournament exit. (AP Photo/Mark Zaleski, File)