Boxing tournament: The Police Athletic League of Fall River will host this year’s 122nd annual U.S.A. New England Amateur Boxing Tournament in the Police Athletic League Hall, 31 Franklin St. The semifinals will be held tonight and the finals will be held Nov. 24. Doors open at 6 p.m. and the first bout is scheduled to begin at 8 p.m.

Tickets will be available at the door or by contacting Paul Morrissette, tournament director, at (508) 636-6173. Tickets are $15 for tonight’s matches and $20 for matches being fought Nov. 24. For more information, contact Lt. Charles J. Cullen at (508) 672-9197.

Chamber choir concert: Sine Nomine, the a cappella chamber choir, will perform William Byrd’s “Mass for Four Voices” on Sunday at 4 p.m., St. Mary’s Cathedral Church, 327 Second St. The choir will also perform some of his Elizabethan anthems in English and Latin.

Admission is $12; $10 for students and elderly citizens. For directions or more information about Sine Nomine, log on to the choir’s Web site at www.sinenominechoir.org.

Irish Heritage Association: The Irish Heritage Association of Greater Fall River’s monthly meeting will be held Tuesday in the Laurel Room at McGovern’s restaurant, 310 Shove St.

The meeting’s featured speaker will be author Walter Mitchell, who will discuss the Irish and the impact they had on the Borden murders. The speaking program will begin at 7:30 p.m. after a brief business meeting. The lecture is free to the public.

The Claddagh Club, which raises funds to grant scholarships to students, is now open for enrollment.

For more information, log on to the club’s Web site, www.ihagfr.org.

Candlelight vigil: In recognition of Hunger and Homelessness Awareness Week, the Fall River Homeless Service Providers Coalition will hold a candlelight vigil Tuesday on St. Anne’s Church’s front steps, 818 Middle St., at 6 p.m.

Adoption by Choice: Adoption by Choice, an adoption and pregnancy counseling program of Catholic Social Services for the Diocese of Fall River, will hold a free information session for individuals and families interested in domestic newborn or international adoption Thursday, at Catholic Social Services, 1600 Bay St., from 6:30 to 8:30 p.m. Call the Fall River office at (508) 674-4681 to register and for directions.

Child sexual-abuse program: The Greater Fall River Child Protection Council’s and St. Anne’s Hospital Youth Trauma Program is offering “Child Sexual Abuse: A Community Response” to area health and human-service providers Wednesdayfrom 9 a.m. to 12:30 p.m. at the hospital, 795 Middle St.

Mental-health, child-protection, medical and law enforcement providers from the Greater Fall River area who will discuss the problem of child sexual abuse are: Detective Sgt. Clifford Wright, commander of the police Crime Prevention Unit; Sheila Silva, Sexual Abuse Intervention Network coordinator, for Child and Family Services of Fall River; Joseph Silva, area program manager for the state Department of Social Services; Anne Parsons-Marchant, pediatric sexual-assault nurse examiner for the Bristol County Child Advocacy Center; Mary Griffin, pediatric sexual-assault nurse examiner for the Bristol County Child Advocacy Center; Jennifer Salem-Russo, coordinator of theYouth Trauma Program and Drug/Alcohol-Related Injuries from Vehicular Events (DRIVE) program, St. Anne’s Hospital

Although there is no charge for the program, a $10 donation for the Bristol County Child Advocacy Center is requested. Light refreshments will be served. Reservations are requested. To make a reservation, call (508) 674-5600, ext. 2270.