Syria commits to 4-day truce, but it's unlikely to last

A Free Syrian Army fighter shoots his gun towards government troops in Aleppo, Syria, Wednesday. / Narciso Contreras, AP BEIRUT (AP) â?? The embattled regime of Syrian President Bashar Assad promised Thursday to observe a U.N.-proposed truce during a four-day Muslim holiday, while rebels claimed major gains in the key battleground of Aleppo.