Pension fund backs Carlyle and Oak Street vehicles. : Teachers Retirement System of the State of Illinois has approved new commitments for infrastructure and real estate totaling $400m (€358m). The pension fund confirmed to IPE Real Assets that it had committed $200m to both Carlyle Global Infrastructure Opportunity Fund and Oak Street Real Estate CNL Property Fund. The commitment will significantly increase its real assets portfolio, which is valued at $520m and is separate to its $7.3bn real estate porfolio.