NEW : Crowley , Nasrallah urge officials in Hariri to avoid violence . It is Assad 's first visit to Lebanon since Rafik Hariri was assassinated . NEW : They worked to enhance Lebanese reconciliation . first visits for both since Lebanon death .
NEW : Crowley , Nasrallah urge officials in Hariri to avoid violence . NEW : They worked to enhance Lebanese reconciliation . first visits for both since Lebanon death .