What were Qasem Soleimani and Khamenei's son doing in Baghdad?

Just hours after a storage site housing ballots from Iraq’s parliamentary election caught fire, the Iranian ambassador to Iraq has invited on Sunday Mojtaba Khamenei, son of the Iranian Supreme Leader, and Qasem Soleimani, senior Revolutionary Guard officer, for an Iftar meal at the embassy headquarters

https://english.alarabiya.net/en/features/2018/06/12/What-was-Qasem-Soleimani-and-Khamenei-s-son-doing-in-Baghdad-.html