( CNN ) -- An uncle of President Barack Obama was arrested last week in Framingham , Massachusetts , for allegedly operating a vehicle under the influence of alcohol , police Lt. Ronald Brandolini told CNN on Monday . Onyango Obama was arrested on August 24 after failing a field sobriety test , Brandolini said . An administration official confirmed to CNN that the arrested man is the half-brother of President Obama 's father . There was no other administration comment immediately available . According to a a federal law enforcement source who spoke on condition of not being identified , Onyango Obama was not legally in the United States and has been previously ordered removed from the country . His case is now going through the immigration process , the source said . A spokesman at the Department of Homeland Security said U.S. Immigration and Customs Enforcement does not comment on specific cases . According to a statement from Framingham police , an officer in an unmarked police cruiser stopped Onyango Obama just after 7 p.m. after a sport utility vehicle he was driving failed to make a proper stop at an intersection . The arresting officer , Val Krishtal , said Obama had red and glassy eyes , slurred speech and appeared unsteady on his feet , the statement said . Obama told Krishtal he had consumed two beers , and then failed `` several '' field sobriety tests , according to the statement . Obama was arrested for operating a vehicle under the influence of alcohol , failure to yield and operating a motor vehicle to endanger , the statement said . Obama was being held without bail at the request of Immigration and Customs Enforcement , it said . CNN Chief White House Corrrespondent Jessica Yellin contributed to this report .
NEW : A source says the arrested man is not legally in the United States . Onyango Obama is arrested for driving under the influence of alcohol . The arrest occurred on Wednesday . The arrested man is the half-brother of the president 's father .