Pop star Britney Spears has voluntarily entered a rehabilitation facility a month after her arrest on suspicion of driving under the influence of alcohol and drugs in California.The singer checked herself into treatment as part of efforts to address her personal challenges, her representative confirmed on Sunday.The decision was described as a positive step towards recovery.Spears was arrested on March 4 after authorities reported her driving erratically at high speed on a California motorway.The California Highway Patrol noted signs of impairment and conducted field sobriety tests following the traffic stop.Her representatives called the incident "completely inexcusable" and said her loved... [Continue Reading]