<span style="font-size:10pt;line-height:100%">Motherwell captain Phil O'Donnell has died after collapsing towards the end of his side's Scottish Premier League game against Dundee United. </span> <span style="font-size:10pt;line-height:100%">The 35-year-old midfielder fell to the ground just as he was about to be replaced with Marc Fitzpatrick near the end of Motherwell's 5-3 victory. </span> <span style="font-size:10pt;line-height:100%">O'Donnell was treated for around five minutes on the field before being taken to a waiting ambulance. </span> <span style="font-size:10pt;line-height:100%">But his death was later confirmed by the Fir Park club.</span> <span style="font-size:10pt;line-height:100%">Motherwell chief executive Ian Stillie said: "The management, directors, players and fans are all stunned and having great difficulty in comprehending what has happened over the last few hours. </span> <span style="font-size:10pt;line-height:100%">"At this stage, we do not have all the facts surrounding the tragic death of Phil O'Donnell. </span> <span style="font-size:10pt;line-height:100%">"We have been in contact with Phil's wife, Eileen, and his family and they have given us their blessing to speak to the media. </span> <span style="font-size:10pt;line-height:100%">"Phil collapsed during the second-half of the game. He was standing alone at the time. </span> <span style="font-size:10pt;line-height:100%">"He was immediately attended to by Motherwell's club doctor and assisted by Dundee United's club doctor. </span> <span style="font-size:10pt;line-height:100%">"He was transferred almost immediately to an awaiting ambulance and taken to Wishaw General. </span> <span style="font-size:10pt;line-height:100%">"It is believed Phil suffered some form of seizure and was pronounced dead at 1718." </span> <span style="font-size:10pt;line-height:100%">O'Donnell, who earned one cap for Scotland, was lauded as one of the country's brightest talents when he broke into the Motherwell first team as a teenager. </span> <span style="font-size:10pt;line-height:100%">He moved on to Celtic for a club record £1.75m fee, but injury problems were to blight his time with the Glasgow club and his next club, Sheffield Wednesday. </span> <span style="font-size:10pt;line-height:100%">O'Donnell returned to Motherwell in 2004 and became club captain, playing beside his nephew, David Clarkson. </span> <span style="font-size:10pt;line-height:100%">Motherwell owner John Boyle said: "Everyone at Motherwell is shocked to the core and we are sure that everyone involved in Scottish football will feel the same. </span> <span style="font-size:10pt;line-height:100%">"Phil was not only an inspirational player for Motherwell and club captain but was an inspirational person." </span> <span style="font-size:10pt;line-height:100%">Motherwell manager Mark McGhee had said immediately after the game that O'Donnell's substitution had been "an absolute coincidence" before his sudden seizure. </span> <span style="font-size:10pt;line-height:100%">The manager had simply been looking to give his captain a rest ahead of Wednesday's game against Hibernian, which has been postponed in light of the player's death. </span> <span style="font-size:10pt;line-height:100%">O'Donnell's nephew, David Clarkson, was substituted moments later after scoring two goals in the match. </span> <span style="font-size:10pt;line-height:100%">"We took Clarkson off because he got a fright from the nature of the collapse," said McGhee. </span> <span style="font-size:10pt;line-height:100%">The manager said that the whole team was in shock at the news of the death. </span> <span style="font-size:10pt;line-height:100%">"We are all totally devastated and our thoughts are with Phil's wife and family," he said later. </span> <span style="font-size:10pt;line-height:100%">"Phil was a great professional and gave everything when he played the game. </span> <span style="font-size:10pt;line-height:100%">"This is a shocking tragedy." </span>