Pakistan beat New Zealand by 6 wickets, Gayle withdraws retirement decision, and Surrey and Glamorgan won their respective matches.
Nottinghamshire will host Somerset for the second semi-final of the Royal London One Day Cup, at Trent Bridge, on May 12.
Mumbai in Playoffs, South Africa sweats over injuries, and Morgan lambasts Hales.
Sri Lanka need another 137 runs to clinch the series with 8 wickets standing.
Sri Lanka reached 60/3 after bowling out South Africa for 222; Afghanistan beat Ireland in the last over; and Hardik Pandya has been ruled out of the Australia matches.
After bowling out South Africa for 222, Sri Lanka finished Day 1 on 60/3.
Sri Lanka just need just a draw at Port Elizabeth to become the first Asian side to win a Test series on South African soil