Los Angeles - The President's Day holiday weekend box office is too close to call as the action tale Safe House
and the love story The Vow
compete for the No 1 spot.
Based on Sunday's studio estimates, Denzel Washington's Safe House
, which was largely filmed in Cape Town, had a slim lead with $24m from Friday to Sunday. That's a fraction ahead of Rachel McAdams and Channing Tatum's The Vow
The winner won't be known for certain until Tuesday, when studios will report final numbers for the long holiday weekend.
The top-five was bunched up tightly. Nicolas Cage's sequel Ghost Rider: Spirit of Vengeance
opened at No 3 with $22m.Journey 2: The Mysterious Island
was No 4 with $20.1m. Reese Witherspoon's love-triangle comedy This Means War
debuted at No 5 with $17.6m.