After multiple incidents on the concrete Sambadromo straightaway during today’s practice sessions, qualifying for the Sao Paulo Indy 300 will be pushed back to tomorrow morning while diamond grinding will take place overnight. The IRL has confirmed over Twitter that qualifying will go off at 7:30 a.m. ET following a short, 15-minute practice session at 7 a.m. ET. The 75-lap main event is still slated for an 11:55 a.m. ET green flag (coverage begins at 11 a.m. ET on IMS Radio Network and 11:30 a.m. ET on Versus).