diff --git a/examples/http/server.js b/examples/http/server.js
index d7a90310fb3..604f688f840 100644
--- a/examples/http/server.js
+++ b/examples/http/server.js
@@ -29,21 +29,17 @@ function handleRequest(request, response) {
   });
   // Annotate our span to capture metadata about the operation
   span.addEvent('invoking handleRequest');
-  try {
-    const body = [];
-    request.on('error', (err) => console.log(err));
-    request.on('data', (chunk) => body.push(chunk));
-    request.on('end', () => {
-      // deliberately sleeping to mock some action.
-      setTimeout(() => {
-        span.end();
-        response.end('Hello World!');
-      }, 2000);
-    });
-  } catch (err) {
-    console.error(err);
-    span.end();
-  }
+
+  const body = [];
+  request.on('error', (err) => console.log(err));
+  request.on('data', (chunk) => body.push(chunk));
+  request.on('end', () => {
+    // deliberately sleeping to mock some action.
+    setTimeout(() => {
+      span.end();
+      response.end('Hello World!');
+    }, 2000);
+  });
 }
 
 startServer(8080);
diff --git a/examples/https/server.js b/examples/https/server.js
index a3d480f5686..d4a23573684 100644
--- a/examples/https/server.js
+++ b/examples/https/server.js
@@ -34,21 +34,17 @@ function handleRequest(request, response) {
   });
   // Annotate our span to capture metadata about the operation
   span.addEvent('invoking handleRequest');
-  try {
-    const body = [];
-    request.on('error', (err) => console.log(err));
-    request.on('data', (chunk) => body.push(chunk));
-    request.on('end', () => {
-      // deliberately sleeping to mock some action.
-      setTimeout(() => {
-        span.end();
-        response.end('Hello World!');
-      }, 2000);
-    });
-  } catch (err) {
-    console.log(err);
-    span.end();
-  }
+
+  const body = [];
+  request.on('error', (err) => console.log(err));
+  request.on('data', (chunk) => body.push(chunk));
+  request.on('end', () => {
+    // deliberately sleeping to mock some action.
+    setTimeout(() => {
+      span.end();
+      response.end('Hello World!');
+    }, 2000);
+  });
 }
 
 startServer(443);
diff --git a/packages/opentelemetry-core/src/index.ts b/packages/opentelemetry-core/src/index.ts
index 7d0de201c04..9cbf3642763 100644
--- a/packages/opentelemetry-core/src/index.ts
+++ b/packages/opentelemetry-core/src/index.ts
@@ -30,6 +30,7 @@ export * from './trace/sampler/AlwaysOnSampler';
 export * from './trace/sampler/ParentBasedSampler';
 export * from './trace/sampler/TraceIdRatioBasedSampler';
 export * from './trace/TraceState';
+export * from './utils/environment';
 export * from './utils/sampling';
 export * from './utils/url';
 export * from './utils/wrap';
diff --git a/packages/opentelemetry-tracing/src/config.ts b/packages/opentelemetry-tracing/src/config.ts
index 4e770eb5fae..2db3db8adcb 100644
--- a/packages/opentelemetry-tracing/src/config.ts
+++ b/packages/opentelemetry-tracing/src/config.ts
@@ -21,9 +21,9 @@ import {
   getEnv,
   TracesSamplerValues,
   ParentBasedSampler,
+  ENVIRONMENT,
   TraceIdRatioBasedSampler,
 } from '@opentelemetry/core';
-import { ENVIRONMENT } from '@opentelemetry/core/src/utils/environment';
 
 const env = getEnv();
 const FALLBACK_OTEL_TRACES_SAMPLER = TracesSamplerValues.AlwaysOn;