Zika virus news roundup

• NPR: Before Zika Virus, Rubella Was A Pregnant Woman's Nightmare
• WSJ: The Brazilian Doctors Who Sounded the Alarm
• LA Times Editorial:  No reason to panic as Zika pandemic 'explodes' across the Americas
• Six cases of Zika virus confirmed in Texas
• Zika virus confirmed among 4 Canadian travellers
• Zika virus: Brazil's surge in small-headed babies questioned by report
• Deformed babies also suffering eye damage linked to Zika in Brazil
• Zika Virus May Push South America to Loosen Abortion Bans
• Why Zika may be as tough to beat as Ebola
• Zika virus outbreak in Brazil threatens Rio Olympics
• Zika virus spreads business to these companies