While everyone is obsessing over how much longer my schlong is versus yours they missed out arguably the more important leak.
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PL-15 could be guided to its target by a different aircraft than the launcher. This is achieved via sophisticated data link and opens up a huge variety of options to PLAAF and explains why J-20 collaborates so closely with 4.5th gen fighter aircraft like J-16. J-16 could serve as the missile truck from the safety of the rear while the J-20 with stealthy profile can provide targeting information from the front even after it has exhausted its ammo supply.