NEW : ' Betancourt meets with her children for the first time in 20 years . French President Nicolas Sarkozy leads celebrations with TV cameras . He calls on FARC to lay down their weapons and end ` ` absurd . '' decides to visit France after meeting with children in Colombia .
NEW : Ingrid Betancourt reunited with her children for the first time in six years . French President Nicolas Sarkozy leads celebrations with TV address . Sarkozy calls on FARC to lay down their weapons and end `` absurd combat '' Betancourt to visit France after meeting with children in Colombia .