As U.S. Attorney General Jeff Sessions testified Tuesday before congressional investigators delving into alleged Russian meddling in the November election, at least one Trump was definitely watching.

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Donald Trump Jr., the president’s son, started tweeting shortly after Sessions’ opening statements Tuesday afternoon.

"Well said,” he wrote after Sessions said in his opening statement that he “did not recuse (himself) from defending (his) honor from false and scurrilous accusations.”

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Sessions recused himself in March from a federal investigation into contacts between Russia and the Trump presidential campaign after acknowledging that he had met twice last year with the Russian ambassador to the United States. He had told lawmakers at his January confirmation hearing that he had not met with Russians during the campaign.

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Sessions is the highest-ranking official to be called to testify in the ongoing investigation into possible ties between Russian hackers who are believed to have meddled in last year’s election and the Trump presidential campaign.

The Associated Press contributed to this report.