Bruno Mars one No. 1 behind Rihanna's all-artist Radio Songs record as "Risk It All" tops the chart

Bruno Mars' "Risk It All" rose to No. 1 on Billboard's all-format Radio Songs chart dated Aug. 15, giving him his 12th leader on the chart and extending his record for the most among male artists. The song drew 67.7 million audience impressions in the week ending Aug. 6, per Luminate. Rihanna holds the all-artist record with 13.