During the two-hour forum, the candidates took every opportunity to criticize the president.
By law, news organizations cannot criticize the president, a restriction that has come to be extended to members of his family.
Those who criticize the president most are his most effective defenders.
No one can criticize the president because we're in a very vulnerable time, even though he's doing some things that are terrifying.
When will it be politically safe for the Democrats to criticize the president?
"The fact is, I have openly and clearly disagreed with and criticized the president."
But Republicans say Democrats cannot have it both ways, voting against the system while criticizing the president.
Democrats criticized the president last week for using images related to the attacks in an earlier round of campaign advertisements.
Other Democrats are standing up, speaking their piece, criticizing the president.
The complaint that she criticized the president on foreign soil has been a talk-radio talking point.