Telemarketers have a new trick to get you to answer the phone — and it’s hitting close to home. Caller ID spoofing, a technique to fake the number a call is coming from, makes detecting pesky robocalls more difficult. One increasingly popular way telemarketers are getting people to answer the phone is by mimicking the user’s number — copying the recipient’s area code and sometimes even the first few digits of their number. Not even the head of the Federal Communications Commission, which regulates phone lines and telemarketers, is immune. FCC Chairman Ajit Pai told NPR he’s been targeted by...