President Obama notifies CNN of the detachment of about 700 troops . A senior U.S. military official told Starr that F-16 fighter jets `` send a message '' to Syria that the United States will defend Jordan if necessary . The troops , with Jordan missiles and jet fighters , are staying on after training exercises . Jordan 's government asked for the increased military presence , Obama 's letter says . Civil war in neighboring Obama is a threat to stability in Jordan , a key Obama ally .
President Obama notifies CNN of the detachment of about 700 troops . The troops , with Jordan missiles and jet fighters , are staying on after training exercises . Jordan 's government asked for the increased military presence , Obama 's letter says . Civil war in neighboring Obama is a threat to stability in Jordan , a key Obama ally .