Magnetic fields are not mathematical equations of "action at a distance". They are physical constructions made up of vortons. Like the Aether from which they are made, magnetic fields (fields of vortons)
_{To Understand Photons} 

We Need To Understand Magnetic Fields! 
Magnetic Fields!  

^{We Understand}  
25 Magnetic Fields  
^{To Understand Magnetic Fields} 

We Need To Understand Vortons! 
Vortons!  
^{We Understand} 
Figure 25 Magnetic Fields.