Reuters Sports News Summary

Following is a summary of current sports news briefs.

Armstrong finally admits to doping

NEW YORK (Reuters) - Lance Armstrong finally confessed to using performance enhancing drugs during his cycling career on Thursday, admitting he cheated to win all seven of his Tour de France titles. Describing himself as a "bully" and a "deeply flawed character", Armstrong ended years of denials by revealing his darkest secrets in an interview with talk show host Oprah Winfrey at his hometown of Austin, Texas.

Judge throws out defamation case against NFL commissioner 2013-01-18T004035Z_1_BRE90H00X_RTROPTC_0_US-NFL-VILMA-LAWSUIT.X ML () -

Former high jump record holder Thomas dies at 71 2013-01-17T203034Z_1_BRE90G18X_RTROPTC_0_US-ATHLETICS-THOMAS.XM L () -

Bryant voted to record 15th straight All-Star start 2013-01-18T021952Z_1_BRE90H03M_RTROPTC_0_US-NBA-ALLSTARS.XML () -

Ravens' Lewis treasures more in life than Super Bowl win 2013-01-18T003816Z_1_BRE90H00T_RTROPTC_0_US-NFL-PLAYOFFS-AFC-LE WIS.XML () -

Notre Dame students stunned by college football hoax

SOUTH BEND, Indiana (Reuters) - Notre Dame students on Thursday said they were eager to hear directly from football star Manti Te'o, a day after he and university officials announced Te'o had been duped into believing he had an online relationship with a woman who subsequently died of leukemia. The dramatic story of Te'o playing through the trauma of the death of his girlfriend and grandmother became a prominent theme driving sports coverage of Notre Dame's season. His grandmother did die, but the girlfriend never existed. Notre Dame's athletic director said Te'o was the victim of a cruel hoax.

Fatigue no problem for red-hot Henley

LA QUINTA, California (Reuters) - Four days after winning his maiden PGA Tour title, American rookie Russell Henley made light of a fatigued start to the week as he surged into contention at the Humana Challenge on Thursday. The fresh faced 23-year-old fired an eight-under-par 64 on the Nicklaus Private course at PGA West, ending an ideal day for scoring just one stroke behind his pace-setting compatriots Jason Kokrak, Roberto Castro and James Hahn.

Radwanska stays hot despite cooling temperatures

MELBOURNE (Reuters) - Agnieszka Radwanska smiled, laughed and then dismissed any notions of superstition after she advanced to the fourth round of the Australian Open on Friday. The 23-year-old Pole had earlier romped to a 6-3 6-1 victory over Britain's Heather Watson in the third round, notching her 12th successive victory in 2013.

Arians takes over as head coach of Arizona Cardinals 2013-01-18T025852Z_1_BRE90H04S_RTROPTC_0_US-NFL-CARDINALS.XML () -

Erratic start to 2013 PGA Tour for Mickelson

LA QUINTA, California (Reuters) - Not yet fully fit after battling flu-like symptoms, Phil Mickelson struggled with his putting as he launched his 2013 PGA Tour campaign with a roller-coaster round at the Humana Challenge on Thursday. On a day of generally low scoring in the California desert, the four-times major winner totaled 30 putts on the way to a level-par 72, finishing a distant nine strokes off the first-round lead.