Beal had 23 points and seven assists in Washington's win over the Trail Blazers.
When Wall flew into the stands in the fourth quarter, he left his teammates a little worried.
Washington has posted its last two victories against teams on the second night of a back to back and are looking to capitalize again Monday against red-hot Portland.
The Wizards blew a 10-point halftime lead against the Trail Blazers Saturday night.
The Wizards open a four-game road trip in Portland on Saturday night.
LaMarcus Aldridge was supposed to miss six to eight weeks due to a thumb injury but has decided to put off the surgery.
The Wizards have won two straight close games against the Portland Trail Blazers, but a third consecutive win could finally put the team above .500.