The NBA is implementing a "one free-throw" rule during Summer League. If a player is fouled while shooting, they'll get one free-throw, and it'll count for all the points they were attempting.
So yes, if they're fouled on a three, they'll shoot one free-throw, worth 3 points.
"They tore her entire body apart, that's why they won't let me see her complete," said Julio Rubio, father of Ivonne, a 26-year-old Colombian-Israeli woman murdered on 7th October massacre carried out by Hamas terrorists.