SAN MATEO, Calif., June 24 (UPI) -- A prosecutor said a key witness in the child-molestation case against a California psychiatrist couldn't go through with testifying in court.

BOSTON, March 29 (UPI) -- Boston College students say they will stage a lecture by William Ayers off campus after school officials banned him from speaking.

CHICAGO, Feb. 7 (UPI) -- Chicago educator and former 1960s and '70s radical William Ayers says an effort to fire him from his state university teaching job is "frivolous."

SPRINGFIELD, Ill., Feb. 5 (UPI) -- An Illinois lawmaker says he wants to fire university professor William Ayers because of Ayers' 1960s and '70s involvement in the radical group the Weathermen.

TORONTO, Jan. 20 (UPI) -- William Ayers, a U.S. education professor from Chicago with a radical past including bombings in the 1960s and 1970s, was denied entry into Canada.

EVANSTON, Ill., Nov. 19 (UPI) -- A talk former 1960s radical William Ayers was scheduled to give this week at Northwestern University outside Chicago has been postponed.

CHICAGO, Nov. 14 (UPI) -- One-time radical William Ayers said Friday the Republican Party "demonized" his militant past to wage a campaign of fear against Barack Obama.

WASHINGTON, Nov. 12 (UPI) -- Sarah Palin said Wednesday she would be honored to help U.S. President-elect Barack Obama on such issues as energy or services for special needs children.

WASHINGTON, Nov. 2 (UPI) -- An academician in England has been recruited to determine if Democratic presidential nominee Barack Obama's autobiography was written by a former 1960s radical.