Alexander Rossi, the rookie who won the Indy 500 over the weekend, toured the floor of the New York Stock Exchange Monday and said he's still in shock from the victory. Rossi managed to cross the finish line even as his car was running out of gas. In an interview with TheStreet, Rossi said 'words can't describe' what it was like to win the 100th running of the Indy 500. Rossi was the first rookie to win the race since 2001. Rossi earned $2.5-million for the win, and said he does invest in the stock market. Rossi raced in Formula One last year before joining the Verizon IndyCar Series (VZ) - Get Report . TheStreet's Rhonda Schaffler has details from the New York Stock Exchange.