Engle said that when they arrived at their driveway, Lozada said Johnson had head-butted her. She was treated at a hospital for a forehead cut.
Engle said Johnson was in the Broward County Jail, where he would remain until he can appear before a judge, which Engle said might not be until Monday.
Johnson's agent, Drew Rosenhaus, declined comment.
The Panthers reached a five-year contract extension with running back Jonathan Stewart. ESPN.com reported that the deal was worth $36.5 million and could reach a maximum of $42.5 million.
COLLEGE FOOTBALL:Tyrann Mathieu visited McNeese State in Lake Charles, La., hours after he was kicked off the team at LSU and is considering transferring to the Southland Conference school located about 200 miles from his hometown of New Orleans.
McNeese State coach Matt Viator said in a statement released by the school Saturday that he met Friday with Mathieu.
"I received a call from Tyrann after practice on Friday that he wanted to come and meet with us," Viator said.
LSU dismissed Mathieu and revoked the 20-year-old cornerback's scholarship for a violation of athletic department rules.
Nebraska coach Bo Pelini has announced that offensive lineman Tyler Moore has left the Nebraska football team to address personal issues.
AUTO RACING:Carl Edwards won the Zippo 200 at Watkins Glen International in New York. Edwards, making his first series start of the season, beat Brad Keselowski on a two-lap dash to the checkered flag for his 38th career victory, breaking a tie with Kevin Harvick for third all-time.
Pole-sitter Sam Hornish Jr. finished third, followed by Ricky Stenhouse Jr. and Ron Fellows.
Juan Pablo Montoya won the Sprint Cup pole for Sunday's Finger Lakes 355 at Watkins Glen International.
GOLF: La Salle junior Mike Johnson (Hatboro-Horsham) will begin play in the 112th annual U.S. Amateur Championship on Monday at Cherry Hills Country Club outside of Denver.
Johnson shot a 68-73-141 on July 18 at Applebrook and Waynesborough Country Clubs to qualify. He is tied for 12th in the GAP player-of-the-year standings.
South Koreans Jiyai Shin, I.K. Kim, So Yeon Ryu, and Hee Kyung Seo dominated the leaderboard, sharing the top spot at 11-under 202 through three rounds of the Jamie Farr Toledo Classic in Sylvania, Ohio.
TENNIS:Richard Gasquet advanced to the Rogers Cup final in Toronto, beating eighth-seeded John Isner, 7-6 (3), 6-3. Gasquet will face the winner of the second semifinal, between Novak Djokovic and Jarko Tipsarevic.
- Staff and wire reports