Given the task definition and input, reply with output. In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].

Floyd Mayweather Jnr and Manny Pacquiao come face-to-face in Los Angeles on Wednesday . The meeting marks the first, and only time, the pair will square-off ahead of the weigh-in, 24 hours before their mouth-watering May 2 blockbuster bout, so it promises to be explosive. The press conference gets under way at 8.30pm (UK time) and Sportsmail will bring you live coverage so be sure to tune in. Floyd Mayweather and Manny Pacquiao (right) come face to face on stage in Los Angeles on Wednesday Mayweather arrives in Los Angeles for the press conference, accompanied by his security team Pacquiao, trainer Freddie Roach (right) and Bob Arum (second left) pose as they arrive in Los AngelesFloyd Mayweather and Manny Pacquiao went head-to-head in Los AngelesPair meet in their first and only press conference ahead of May 2 fightPacquiao arrived first along with trainer Freddie Roach and Bob ArumMayweather accompanied by entourage - including Justin BieberREAD: Mayweather and Pacquiao get the red carpet treatment 
 Question:_ is a veteran at these promotional days and is clearly in his element, laughing and joking as he poses for pictures on the red carpet.

Floyd Mayweather Jnr