The committee said it established a subcommittee to investigate
whether Radel violated congressional rules or broke any other laws
related to his responsibilities as a member of Congress.
The 37-year-old Florida Republican said he would take a leave of
absence and donate his salary to charity after pleading guilty in
Superior Court in Washington to the cocaine possession charge.
Radel, who was elected to the House last year, was sentenced to one
year's probation for buying 3.5 grams of cocaine on October 29 in
the presence of an undercover agent.
Republican party officials in Florida have called on Radel to
The launch of the formal probe could ultimately result in a formal
reprimand by the full House.
(Reporting by Patricia Zengerle; editing by Jonathan Oatis)
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