Christie's endorsement to Trump just ahead of the 'Super Tuesday' is expected to 'seal the deal' for Trump
Trump came under attack from Ted Cruz, Marco Rubio on his immigration stand and for hiring foreigners in his business projects
In next week's Super Tuesday mega-round of voting, including 11 states, will have 595 delegates at stake
The economics behind the surprising popularity of Donald Trump and Bernie Sanders
Trump captured 33.9%, with Cruz and Rubio battling it out for second place
As the race moves on, the two parties are on separate battlefields
Haley is considered to be a highly popular Republican leader in the country and a potential vice presidential pick
Cruz leads nationally at 28%, while Trump is at 26%