From :

According to Deadline, Chris Terrio, who wrote Batman v Superman and Justice League, just turned in a rewrite of Ben Affleck’s script for The Batman, which he co-wrote with DC’s Geoff Johns. Affleck has repeatedly said in interviews that he was having trouble getting the script to where he wanted it, so it sounds like he brought in his friend to help out. Terrio is a long time colaborator of Affleck’s and won an Oscar for writing Argo in 2013.

Read the Full Story