Bess powers Saint Louis to an upset of Dayton

Saint Louis head coach Travis Ford gives guard Javon Bess (3) and guard Jordan Goodwin (0) instruction during a time out in the second half of an NCAA college basketball game against Dayton in the Atlantic 10 Conference tournament, Friday, March 15, 2019, in New York. Saint Louis won 64-55. ( (AP Photo/Mary Altaffer)

Dayton head coach Anthony Grant reacts during the first half of an NCAA college basketball game against the Saint Louis in the Atlantic 10 Conference tournament, Friday, March 15, 2019, in New York. (AP Photo/Mary Altaffer)

Saint Louis head coach Travis Ford reacts during the first half of an NCAA college basketball game against the Dayton in the Atlantic 10 Conference tournament, Friday, March 15, 2019, in New York. (AP Photo/Mary Altaffer)

Dayton guard Trey Landers goes to the basket during the first half of an NCAA college basketball game against the Saint Louis in the Atlantic 10 Conference tournament, Friday, March 15, 2019, in New York. (AP Photo/Mary Altaffer)

Dayton forward Josh Cunningham goes to the basket during the first half of the team's NCAA college basketball game in the Atlantic 10 Conference tournament against Saint Louis, Friday, March 15, 2019, in New York. (AP Photo/Mary Altaffer)

Saint Louis forward Hasahn French dunks during the second half of an NCAA college basketball game against Dayton in the Atlantic 10 Conference tournament, Friday, March 15, 2019, in New York. (AP Photo/Mary Altaffer)

Saint Louis guard Jordan Goodwin, left, battles for the ball with Dayton forward Josh Cunningham during the first half of an NCAA college basketball game in the Atlantic 10 Conference tournament, Friday, March 15, 2019, in New York. (AP Photo/Mary Altaffer)

Saint Louis forward Hasahn French, left, guards Dayton forward Obadiah Toppin during the first half of an NCAA college basketball game in the Atlantic 10 Conference men's tournament Friday, March 15, 2019, in New York. (AP Photo/Mary Altaffer)

Saint Louis guard Tramaine Isabell Jr., foreground, and guard Javon Bess celebrate their victory during the final seconds in the second half of an NCAA college basketball game against Dayton in the Atlantic 10 Conference tournament, Friday, March 15, 2019, in New York. Saint Louis won 64-55. (AP Photo/Mary Altaffer)

Saint Louis guard Javon Bess (3) shoots a 3-point basket over Dayton forward Ryan Mikesell (33) during the second half of an NCAA college basketball game in the Atlantic 10 Conference tournament, Friday, March 15, 2019, in New York. (AP Photo/Mary Altaffer)