Name two of the three social media companies mentioned on Friday's show that are considering or planning changes to their policies concerning political advertisements.

the one well known starting by G ... le and the other one wellknown starting by T ... r

Explanation:

The above mentioned companies have changed their policies about political ads because these can lead to spread misinformation and allow politicians to use them as a weapon to bring their opponents down. It is a problem that seems not to be going away in other platforms such as the one well known starting by f ... ok, wich claims that is intending to not alineate people's opinions and thoughts.