(1) Obama supported Hillary over Biden when both were considering a run in 2015. Biden camp was unhappy with Obama not supporting Joe.
(2) Kamala called Joe a racist in the debates. They hate each other.
(3) Obama forced Joe to pick Kamala as VP.
(4) Obama has now ordered his FBI to leak the Biden Crime Family stories.
The plan is to throw Biden under the bus so Kamala takes over.
Thats pretty funny Say what you will about the guy, but hes a great politician, ruthless as ever