Five things to know in sports today

Morgan, US women breeze by Costa Rica
The U.S. women's soccer team opened CONCACAF qualifying for the Rio Olympics with a 5-0 drubbing of Costa Rica in Texas Wednesday.
Alex Morgan scored just 12 seconds in and added another goal in the 62nd minute. Her first strike was the fastest in CONCACAF Olympic qualifying history, maybe the fastest in U.S. history.

Vickers probably Stewart replacement
Brian Vickers is Tony Stewart's likely replacement for the NASCAR season opener at Daytona International Speedway, The Associated Press is reporting.
Stewart-Hass Racing has scheduled a news conference Friday to discuss its plans for Stewart's No. 14 Chevrolet after Stewart fractured his vertebrae in an off-track accident.
Vickers raced just twice last season before being diagnosed with a recurrence of blood clots. Drivers can't compete while on blood thinners to treat the clots because of the risk of serious internal bleeding in the event of a crash.

NCAA rebrands 68-team tourney openers
The NCAA Tournament has renamed the opening games of the 68-team tilt to eliminate confusion in how games are referenced.
The first round will again be called the round of 64, or the the Thursday and Friday games. The Tuesday and Wednesday games will now be called the First Four. The round of 32 is again the second round, followed by the Sweet 16 and Final Four.

Lisa Borders is new WNBA Pres
Lisa Borders is the new WNBA President, the league announced Wednesday.
Borders, who has spent the last several years as a chairwoman of the Coca-Cola Foundation, was first approached about the opening by NBA Commissioner Adam Silver at a Duke Board of Trustees meeting in December.
Borders replaces Laurel J. Richie and inherits a league that saw its lowest average attendance ever during the regular season last year.

Aiku big wave memorial called off
Hawaii's big wave surf competition was called off when waves failed to meet the minimum requirements.
Forty-foot swells were predicted but failed to materialize. The competition was last held six years ago. The Quiksilver In Memory of Eddie Aikau event started in 1984 and has been held just eight times.