Our weekly news round-up: Deep Learning used to analyse medical imagery and determine life expectancy; SpaceX re-uses its Dragon capsule, as well as the Falcon 9 first stage; WhatsApp users targeted in phishing scam; 'Judy' malware found in 41 apps on Google Play; Apple improves Swift Playgrounds' coding for kids; OneLogin hit by sophisticated data breach; High altitude balloons used to expand remote area internet coverage.