>> It's a mad and uncontrolled situation. That's how presidential hopeful Marine Le Pen described a key election topic as she promised to suspend all immigration. With a third of voters still undecided, this is one of the most unpredictable presidential elections France has seen in decades. And this is how the far right leader chose to galvanize support just days a head of the first round.
> Everyday hundreds more foreigners come here to live.
nting to live as they do back at home, we can't keep allowing it.>> As Le Pen slammed her rivals and promised drastic rules on immigration, her opponents fought with police outside. Reuters Ingrid Melander in Paris says it's one of the most hard-line speeches Le Pen has given.
>> She was really back to the basics of the policy that is to say, immigration is bad, she said mass immigration is a tragedy for France. She talked about how she wants to curtail immigration really hard. Which is going much further than what she's already been saying, which is that she's very strongly curtailing integration.
>> National security also figures high on the agenda in the ballot. After attacks by militants killed 230 people in the past two years. On Tuesday, two Frenchmen were arrested in Marseilles, suspected of planning to carry out an immediate and violent attack ahead of Sunday's vote. Opinion polls suggest it's a tight race between Le Pen and centrist Emmanuel Macron.
Both are expected to qualify next Sunday for the run off in May. The gap between conservative fronts while Fillon and far leftist Jean-Luc Melenchon has also been tightening. Any two of the top four candidates have a shot at qualifying and with pollsters saying abstentions could hit record highs.
The race is on to convince voters to go to the polls this Sunday.