Williams' German driver will make his return from injury in a three-day test at Monza next week.
The German, who was sidelined after crashing at the U.S. Grand Prix, is now targeting the Belgian Grand Prix for his return.
Roddick beat Nicolas Kiefer while Federer rallied to down Thomas Johansson in the semi-finals of the Toronto Masters.
The world number two retained the RCA Championship title with a comfortable 6-2, 6-3 victory over Germany's Nicolas Kiefer.
The top seed survived three match points before beating Ivan Ljubicic in the semi-finals of the RCA Tennis Championships.
The defending champion beat Dominik Hrbaty of Slovakia in the quarter-finals of the RCA Tennis Championships.
The top seed was leading 6-4, 2-5 against Michel Kratochvil before heavy rain suspended play at the RCA Tennis Championships.
The Thai was pushed to a first-set tiebreaker before cruising past the Frenchman in the second round of the RCA Championships.
Kimi Raikkonen will start Sunday's British Grand Prix from pole position after a flying qualifying lap that showed McLaren were back in business.
Schumacher crashed on the fastest part of the circuit at Indianapolis, spinning on the banking at turn 13 where speeds reach around 320kph.
The Brazilian was 0.265 seconds quicker than the championship leader who is seeking his eighth win in nine races.
Team boss David Richards says the Japanese driver is an extraordinary talent and his job is to harness it.\n\n
Despite Lewis Hamilton's uneasiness at comparisons to Tiger Woods, the similarities between the two are striking.
Juan Pablo Montoya accused Rubens Barrichello of illegally blocking him in order to help Ferrari team mate Michael Schumacher.
The American smashed Ian Thorpe's 200 metres freestyle world record at the world championships.
The world No. 1 said the players he plays with are clean.
It was the first time since 1994, when Schumacher took his first title at Benetton, that the award had not gone to the same year's Formula One champion.
The harsh punishment is part of a "Zero Tolerance" plan USA Track and Field hopes to implement next year.
The Colombian has promised Williams he will do all he can to help them win the constructors' title.
But BMW motorsport director Mario Theissen dismissed the comments, saying the driver himself was to blame.
The Renault driver said with a bit of passion and luck, and good performance from the car, he can win the US Grand Prix.
The Italian clocked the fastest qualifying lap in first qualifying for Sunday's U.S. Grand Prix.\n\n