Maintenance for the week of June 16:
• [COMPLETE] Xbox: NA and EU megaservers for patch maintenance – June 18, 4:00AM EDT (8:00 UTC) - 12:00PM EDT (16:00 UTC)
• [COMPLETE] PlayStation®: NA and EU megaservers for patch maintenance – June 18, 4:00AM EDT (8:00 UTC) - 12:00PM EDT (16:00 UTC)
Does anyone know how this challenge is tallied? I have killed more than 100 people, even gotten killing blows on more than 100 people, yet the challenge is stuck at 34%.