The 20-year-old Duplantis, who set the world record of 6.18m on the World Indoor Tour in February, secured his victory after clearing 5.85m with his second attempt. He went on to clear 6.00m and finally conquered 6.15m with his second effort of the day.
"It was important for Pierre-Emerick to stay with us. He's a superb player with an incredible mentality. Being the player to have taken the least amount of time to reach 50 goals with this club tells you everything you need to know about him and his way of working."
Barca will play newly promoted Elche in the Camp Nou on Saturday a week before they kick off their La Liga campaign at home to Villarreal.
In the day's later fixture, Hellas Verona shared the spoils with Roma in a 0-0 draw, with both sides hitting the woodwork three times. Enditem
"Hopefully we will renew our cooperation someday in the future. We are family as always," the club added.
"I don't think David is demanding to stand above those two," the 43-year-old said.
According to Reuters, Diack was found guilty of accepting bribes from Russian athletes suspected of doping, to cover up test results and let them compete in major events including the 2012 London Olympics.
"Pursuing dreams is where 'Linsanity' originates, also the focal point for cooperation between the club and Lin," the Beijing club said, while expressing its understanding and respect towards Lin's decision.
Liverpool visit Chelsea on Sunday after starting the new Premier League season with a 4-3 victory over newly-promoted Leeds United last Saturday. Enditem
Victoria Azarenka of Belarus beat American Venus Williams 7-6 (7), 6-2 in their first round match. Enditem
The Arsenal captain scored a brace in last season's FA Cup final as Arsenal came from behind to beat Chelsea 2-1. He also netted in Arsenal's 3-0 victory over Fulham last Saturday in their first game of the new Premier League season.