Frequency change of Voice of America Afia Darfur in A-17 schedule

USA(non)   Frequency change of Voice of America Afia Darfur in A-17 schedule
1800-1830 NF  9620 WOF 300 kW / 140 deg to EaAf Arabic, ex 9650 kHz probably
to avoid same 9650 CON 050 kW / non-dir to WeAf French Radio Guinée Conakry:
https://www.youtube.com/watch?v=kRiadyPoAMs&feature=youtu.be
https://www.youtube.com/watch?v=rgE0D_GL3hA&feature=youtu.be