Alexa Philippou, ESPN; Rookie star Caitlin Clark broke the WNBA single-season assist record Friday night in the Indiana Fever’s 78-74 loss to the two-time defending champion Las Vegas Aces. Clark recorded her 317th assist of the season at the 4:55 mark of the second quarter when Kelsey Mitchell took her pass and scored on a drive. The rookie passed Alyssa Thomas’ 316 dimes from last season. Clark finished the game with nine assists, giving her…