Man Utd battling to convince Sao Paulo to accept Lucas offer
"It is a risk not selling Lucas, but we are going to take it," said president Juvenal Juvencio.
United's chief scout Jim Lawlor had flown to Brazil in an attempt to tie up a £25million deal for the playmaker.
He travelled along with club secretary John Alexander is also believed to be on standby to complete the transfer but the 19-year-old looks set to stay put. Sao Paulo claim they have already rejected a £32.4m offer from Chelsea.