Mars sample return effort includes 2 helicopters, no fetch rover - Space.com

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Mars sample return effort includes 2 helicopters, no fetch rover (https://news.google.com/__i/rss/rd/articles/CBMiRGh0dHBzOi8vd3d3LnNwYWNlLmNvbS9pbmdlbnVpdHktY2 xhc3MtaGVsaWNvcHRlcnMtbWFycy1zYW1wbGUtcmV0dXJu0gEA ?oc=5) Space.comView Full Coverage on Google News (https://news.google.com/stories/CAAqNggKIjBDQklTSGpvSmMzUnZjbmt0TXpZd1NoRUtEd2lPZ3 VfU0JSSGdDVk1KN0pvcWVTZ0FQAQ?oc=5)

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