{HEAD ~ The flight path} is adjusted between the initial point and the destination point to pass through {TAIL ~ the new intermediate point}, thereby providing a modified flight path 
{ HEAD ~ The flight path } is adjusted between the initial point and the destination point to pass through { TAIL ~ the new intermediate point } , thereby providing a modified flight path
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH