According to his LinkedIn, Vince Zampella, one half of the Infinity Ward senior management, is no longer working at the company.
His profile shows his job at the studio as "Studio Head/CEO at Infinity Ward" in the "Past" tab. Earlier this morning, the other part of the main leadership at the Modern Warfare developer, Jason West, also confirmed he was no longer at IW.
Earlier this afternoon, it was reported that Infinity Ward had not been paid royalties by parent company Activision on Modern Warfare 2, among other things.
Earlier this morning, a security detail apparently team showed up at the developer’s studio for unknown reasons.