Real Madrid midfielder Marco Asensio lamented his bad luck but has vowed to bounce back after suffering a serious knee injury.The 22-year-old is likely to miss between six to nine months of action after rupturing his anterior cruciate ligament in Madrid’s friendly with Arsenal earlier this week.Asensio scored an equaliser for his side in the International Champions Cup clash – which Madrid won on penalties following a 2-2 draw – and was expected to play a key part for Zinedine Zidane’s men this coming campaig. Article continues below Editors’ Picks Emery out of jail – for now – as brilliant Pepe papers over Arsenal’s cracks What is Manchester United’s ownership situation and how would Kevin Glazer’s sale of shares affect the club? Ox-rated! Dream night in Genk for Liverpool ace after injury nightmare Messi a man for all Champions League seasons – but will this really be Barcelona’s? Instead, he is starting a long road to recovery.Speaking for the first time since Madrid confirmed the extent of his injury, Asensio posted a message to supporters on his social media platforms.”I began this season with renewed hopes, looking after even the last tiny detail of my preparation so that this would be a great season for all the Madrid fans and for myself,” he said.”At the highest points in life, you can have an unexpected stroke of bad luck and suddenly everything changes. It is hard to accept everything these days, but I begin another personal challenge in my life. I still trust that this will be a great season. “Your messages of support and loving gestures give me even more strength to face this challenge. Heartfelt thanks to all of you for your support. See you soon.”Your messages of support and loving gestures give me even more strength to face this challenge.Heartfelt thanks to all of you for your support.See you soon. pic.twitter.com/890yEGbJfK — Marco Asensio (@marcoasensio10) July 25, 2019 Zidane also faces being without Ferland Mendy for the start of the new campaign as the €48million signing from Lyon injured his leg in the draw with Arsenal.Mendy’s injury will continue to be monitored but he could miss around four weeks, according to reports in Spain.The club also are dealing with transfer drama surrounding Gareth Bale, with it yet to be seen how the injuries will impact the club’s dealings in the market moving forward. Madrid begin their La Liga campaign with a trip to Celta Vigo on August 17 and face Atletico Madrid in the final match of their US tour on Friday.