Welcome to our LIVE commentary from this final practice session ahead of qualifying for the Brazilian Grand Prix at Interlagos.

HRT's Bruno Senna comes out to huge roars from his home crowd on a day of big news for his team.

Heiki Kovalainen is the first man out on the track, but he doesn't complete a lap before returning to the pits.

The session gets under way, with several cars going out on the track straight away.

But though the Red Bulls were good, Ferrari's championship leader Fernando Alonso

It was all Red Bull yesterday in the opening practice sessions -

There's been a bit of rain on the track this morning, but the skies are clearing even if there are still plenty of puddles about.