Actress Scarlett Johansson (L) and actor Mark Ruffalo attend their print ceremony in the forecourt of the TCL Chinese Theater in Los Angeles, the United States, April 23, 2019. The cast of Marvel Studios "Avengers: Endgame" including Robert Downey Jr., Chris Evans, Mark Ruffalo, Chris Hemsworth, Scarlett Johansson, and Jeremy Renner, along with Marvel Studios President Kevin Feige, received one of Hollywood's oldest accolades this Tuesday, to sign their names and put their handprints in cement at the TCL Chinese Theater IMAX in Hollywood. (Xinhua/Li Ying)