I knew you knew that military ground personnel would be involved

Barack said that only drone and U.S. planes would be used to bomb the Iraqi insurgents.

However, many of us were waiting for the excuse for ground military personnel to enter the fray and here they are:

http://www.huffingtonpost.com/2014/08/13/special-forces-mount-sinjar_n_5676526.html?utm_hp_ref=world&ir=World

Will their numbers increase?
Yes, slightly to begin with.

How long will we have to wait for more military personnel to enter the fray?
Please do not be sp impatient. You will be satisfied, especially when President Hilary Clinton comes into the picture.