Manny Pacquiao’s promoter, Bob Arum, said Tuesday that the Filipino fighter has

Manny Pacquiao’s promoter, Bob Arum, said Tuesday that the Filipino fighter has made a significant concession on a pre-fight drug screening plan with Floyd Mayweather Jr.’s camp, adding Pacquiao is “all in. He’s agreed to what they’re demanding.”

Arum declined to discuss purse-split negotiations but he said Pacquiao has agreed to submit to random pre-fight blood tests up to 14 days before a fight with Mayweather. The bout is tentatively scheduled for Nov. 13, most likely in Las Vegas.