Washington (CNN) There has been no decision by President Donald Trump to replace embattled White House chief of staff John Kelly, but multiple sources say conversations over who could succeed him have heated up.

CNN had reported the President has been calling associates in recent days and discussing possibilities.

While no decision has been made, the scrutiny increased after Tuesday's testimony by FBI Director Christopher Wray

One source said Tuesday that the big problem was Kelly was overwhelmed and didn't initially deal with the fallout over allegations of spousal abuse by former White House staff secretary Rob Porter's ex-wives. When he realized the problem, the source said Kelly went into a damage-control mode, but it was really cover-up mode, and asked people to say things that weren't true.

A second source says that Kelly was in over his head with personnel issues and that he has been hurt by his poor handling of the Porter allegations this week. This source indicated Kelly was further hurt by friends of Trump outside the White House saying he should go.

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