The politician hastened to distance himself from that political hot potato.
If you describe a problem or issue as a hot potato, you mean that it is very difficult and nobody wants to deal with it. a subject or problem that no one wants to deal with, because it is difficult and any decision might make people angry
(deyim) A problem, situation, etc. that is difficult to deal with and causes a lot of disagreement
A style of routing network traffic in which packets are forwarded to any available neighbour immediately as opposed to being buffered until the optimum path to the destination is usable