Los Angeles, March 4: Actor Patrick Schwarzenegger and model Abby Champion have indicated that they are dating. The 22-year-old actor -- who split from singer Miley Cyrus in April last year -- and the model appear to have confirmed they are a couple after Abby posted a photograph of the pair on Instagram with his arm around her waist, reports femalefirst.co.uk. The model shared the image from her 19th birthday celebrations over the weekend. Patrick, who is the son of actor Arnold Schwarzenegger, has reportedly been together with Champion since September. They were also spotted playing beach volleyball in Miami on Wedenesday.