Israel is probably going to re-educate Biden and do what needs to be done in Rafah. They most likely already have the munitions to do it.
By the time the DNC hits Chicago it will be all over for Biden as pro-Palestine groups have been planning protests for well over a year. I expect the Chicago protests to result in widespread violence and rioting like America hasn't seen since the 60's.
Biden has decided to appease Iran, Hamas and the radical left-wing of the Democratic party.