'He is currently in stable condition and remains under observation.'
Striker Jonathan Calleri chipped a brilliant 'rabona' as Boca Juniors marked Carlos Tevez's homecoming with a 2-1 victory over Quilmes at La Bombonera to stay top of the Argentine championship.
Seventh seed Andy Murray became the highest-ranked player to go out, beaten 6-4, 6-4 by former Wimbledon semi-finalist Mario Ancic of Croatia in the second round of the Barcelona Open.
Third seed David Nalbandian recovered from a shocking start to beat Argentine compatriot Agustin Calleri 1-6, 7-6, 6-3 on Tuesday and become the first man into the third round of the Barcelona Open.
Spain went 2-1 ahead in the Davis Cup final against Argentina on Saturday when Fernando Verdasco and Feliciano Lopez beat David Nalbandian and Agustin Calleri in a fiery doubles encounter. Nalbandian and Calleri took the first set before the visitors hit back for a 5-7, 7-5, 7-6 (7-5), 6-3 win in three hours 19 minutes to put Spain within reach of a shock win.
Argentina came back from the brink to snatch a thrilling 2-1 victory over the Czech Republic in Saturday's final and capture the World Team Cup for the third time.
Barcelona were held to a 1-1 draw at relegation-fighting Las Palmas on Thursday in an unexpected setback that left them with a five-point lead in La Liga ahead of their top-of-the-table showdown with Atletico Madrid this weekend.
Carlos Tevez scored his first goal for Boca Juniors at La Bombonera in more than a decade but it was not enough to prevent his side from crashing to a shock 4-3 defeat to Union in the Argentine championship on Sunday.
The Indo-Czech pair scored a convincing 6-1, 6-4 win over Agustin Calleri of Argentina and Spain's Tommy Robredo.
Lleyton Hewitt was involved in a record-breaking doubles match on Monday when he and partner Chris Guccione beat Agustin Calleri and Juan Monaco of Argentina 4-6 7-6 18-16.
John Isner and Ivo Karlovic became the tallest doubles partnership when they played their first round match at the Australian Open.
Indian Davis Cupper Mahesh Bhupathi and Mark Knowles cruised into the finals of the euro 891,000 ATP Swiss Indoor tournament, defeating Argentine pair Jose Acasuso and Agustin Calleri in straight sets in Basel on Saturday.
Teenager Juan Martin del Potro, making his Davis Cup home debut, demolished a listless Nikolay Davydenko 6-1, 6-4, 6-2 to put Argentina 2-0 ahead in their semi-final against Russia on Friday. David Nalbandian drew first blood for Argentina with a 7-6, 6-2, 6-4 win over Igor Andreev.
American James Blake eased into the semi-finals of the US Clay Court Championship on Friday after a comfortable 6-4, 6-3 win over Argentine Agustin Calleri. The top seeded world number eight will face Oscar Hernandez of Spain in Saturday's semi-finals.
Sania advanced to the second round with a 6-3 6-3 win over Spaniard Anabel Medina Garrigues.
Former world number ones Lleyton Hewitt, Juan Carlos Ferrero and Marat Safin moved smoothly into the second round of the Hamburg Masters on Monday but last year's runner-up Radek Stepanek fell to Arnaud Clement.
Australia could be in trouble for failing to field appropriate players in their two dead Davis Cup semi-final singles rubbers against Argentina in Buenos Aires on Sunday.
Inter Milan coach Roberto Mancini says a major reshuffle of his squad is not needed in the January transfer window as they firmly sit on top of the Serie A table.
Tommy Robredo demolished fellow Spaniard Feliciano Lopez 6-2, 6-2 at the Barcelona Open.
The Argentine suffered a shock straight-sets defeat by Peru's Luis Horna in the round-robin stage at the Buenos Aires Open.
Marat Safin and Dmitry Tursunov hammered David Nalbandian and Agustin Calleri 6-2, 6-3, 6-4 in the doubles to give Russia a 2-1 lead.
Argentina reached the Davis Cup final for the second time as victory in the doubles gave them an unassailable 3-0 lead over Australia.
The hard-fought win took Zinedine Zidane's side on to 77 points after 34 games, seven clear of second-placed Barca who visit in-form Villarreal later on Sunday.
The Spanish teenager produced another dazzling performance to storm into the Barcelona Open quarter-finals.
The Spaniard's revival continued with an enthralling 6-4, 4-6, 6-3 victory over Argentine Gaston Gaudio to earn a place in the semis of the Barcelona Open.
The win gave the Russian his third title of the year.
Maria Sharapova powered into the semi-final with a 6-3, 6-3 defeat of Russian rival Anastasia Myskina at the Nasdaq-100 Open
Images from La Liga matches played on Monday.
In the women's event of the Nasdaq 100 Open, second seed Venus Williams joined sister Serena in the last eight.
Spain's Feliciano Lopez sent the Australian ninth seed spinning out of the Madrid Masters on a night of surprises.
They beat Joshua Eagle and Jared Palmer in the quarter-final of the Italia Masters. \n\n
The former world No. 1 reached the semi-finals of the Bellsouth Open at home in Chile.
Arsenal suffered a shock Europa League exit to Olympiakos Piraeus on away goals after a 2-1 extra-time home defeat, while Manchester United and Wolverhampton Wanderers cruised into the last 16 with emphatic aggregate wins on Thursday.
Barcelona continued their rampant run of domestic form to beat Osasuna 2-0 away from home on Saturday and move to within two points of La Liga leaders Atletico Madrid, with Lionel Messi setting up goals scored by Jordi Alba and teenager Ilaix Moriba.
Marco Asensio's strike earned Real Madrid a 1-0 win over Espanyol to send them top of La Liga and Thomas Lemar scored his first goal for Atletico Madrid in a 2-0 victory at Getafe on Saturday.
It was Messi's 56th converted penalty in La Liga and saw him draw level with Hugo Sanchez as the league's second-top penalty taker, behind record holder Cristiano Ronaldo on 61.
Carlos Tevez scored twice for Boca Juniors on Saturday but the main talking point from their 3-1 win over Argentinos Juniors in a stormy Argentine league game was his studs-up challenge that left defender Ezequiel Ham with a broken ankle.
Prime Minister Narendra Modi, who is on a strict religious fast, has had several high profile engagements on the second day of his United States visit.
Champions Barcelona reclaimed top spot in La Liga on Sunday by overcoming a dogged Villarreal side to win 2-0 at home with goals from stalwart defender Gerard Pique and youngster Carles Alena taking them above Sevilla.