On Wednesday, AT&amp;T could show that telcos' efforts to diversify into producing content will be a drag as films and television production halts. Verizon is Friday and Comcast is next week.

$T: https://t.co/5LluABPyJL

$VZ: https://t.co/YmFIBlmYRU

$CMCSA: https://t.co/9WQ4iDYp2P