RAWALPINDI – Four persons including two real brothers drowned while two others injured when they fell into a well in Chak Maral area here on Thursday. According to details, at least six persons were cleaning the well when all of sudden they fell into it. As a result, four of them died on the spot and two others sustained injuries. The injured and dead bodies were shifted in District Headquarters Hospital in a critical condition.The deceased were identified as Atif Khursheed, Atif Zaman, Asif and Adeel.