Duke basketball didn't learn enough from its first loss of the season, leading to similar last-minute errors in falling to Kansas.

For the second time this young season, No. 11 Duke fell to a ranked opponent after squandering scoring chances late in the fourth quarter, losing to No. 1 Kansas in Las Vegas.

Kansas star Hunter Dickinson was ejected in the second half of the No. 1 Jayhawks' 75-72 win against No. 11 Duke on Tuesday night after cameras caught him kicking Maliq Brown in the face while the two were on the floor.

Seniors Dajuan Harris and KJ Adams huddled with their Kansas basketball teammates after an alarming development took place with 10 1/2 minutes to play in Tuesday night’s Vegas Showdown game against Duke at T-Mobile Arena.

Mobile Arena, and it's also got intense on the court. Halfway through the second half with the Jayhawks holding a slim lead, Hunter Dickinson posted up Duke's Maliq Brown near the bucket and missed a shot.

Kansas remained solidly entrenched at No. 1 in the AP Top 25 men’s college basketball poll ahead of its showdown with Duke in Las Vegas.

Kansas stays at No. 1 ahead of showdown vs. No. 11 Duke; Tennessee into top 10, Ole Miss, Mississippi St back in Top 25

Kansas remained solidly entrenched at No. 1 in the AP Top 25 men's college basketball poll, receiving 51 of 62 first-place votes ahead of its matchup vs. No. 11 Duke.