Rumor has it that Canon may be pulling out of Photokina 2018 in September. An article over at DIY Photography mentions Elinchrom, Canon and Profoto as companies that may be pulling out of the trade show.
Elinchrom has made this official, but there has been no official word from Profoto or Canon.
Photokina moves to a yearly show in the spring of next year, this is going to be the last September show. The September show has been reduced to 4 days, from 6. Read more at DIYPhotography
There has been no official word from Canon as of yet.